IPC/ M738
Annex 8, page 1
Project Number : M738
Date
: 24/01/2012
CA would like to thank EP, US and JP for their comments. These have been
incorporated in the following document. CA would also like to point out that a drawing
was added to the document for A01N 47/30.
1. A61K 31/265
A61K 31/21
.
A61K 31/265 ..
Esters, e.g. nitroglycerine, selenocyanates [2]
of carbonic, thiocarbonic or thiocarboxylic acids, e.g. thioacetic
acid, xanthogenic acid, trithiocarbonic acid [2]
Background:
The compound of the drawing is not an ester of thiocarboxylic acid.
Proposal:
CA would like to suggest replacing the SH group with a SCH3 group as shown in
the drawing for S-thiomethyl acetate below:
O
H3C
S
CH3
IPC/ M738
Annex 8, page 2
2. A61K 31/4353
A61K 31/33
.
A61K 31/395
..
A61K 31/435
…
A61K 31/4353
….
Heterocyclic compounds [2]
having nitrogen as a ring hetero atom, e.g. guanethidine,
rifamycins (rifampin A61K 31/496) [7]
having six-membered rings with one nitrogen as the only ring
hetero atom [2]
ortho- or peri-condensed with heterocyclic ring systems [7]
Background:
The compound of the drawing does not have a nitrogen in a six-membered ring.
Proposal:
CA would like to suggest replacing the drawing above with the one for apicidin
below:
CH3
O
N
CH3
O
NH
HN
O
H3C
O
O
N
H
N
O
CH3
IPC/ M738
Annex 8, page 3
3. A61K 31/4545
A61K 31/33
A61K 31/395
A61K 31/435
A61K 31/44
A61K 31/445
A61K 31/4523
A61K 31/4545
.
Heterocyclic compounds [2]
having nitrogen as a ring hetero atom, e.g. guanethidine,
..
rifamycins (rifampin A61K 31/496) [7]
having six-membered rings with one nitrogen as the only ring
…
hetero atom [2]
Non-condensed pyridines; Hydrogenated derivatives thereof
….
[7]
…..
Non-condensed piperidines, e.g. piperocaine [7]
…… containing further heterocyclic ring systems [7]
containing a six-membered ring with nitrogen as a ring hetero
…….
atom, e.g. pipamperone, anabasine [7]
Background:
In the compound of the drawing, the other heterocyclic ring system
(benzimidazole) does not contain a six-membered ring with N as a ring hetero atom.
Proposal:
CA would like to suggest replacing the drawing above with the one for
pipamperone below:
H2N
O
F
O
N
N
IPC/ M738
Annex 8, page 4
4. A61K 31/465
A61K 31/33
.
A61K 31/395
..
A61K 31/435
…
A61K 31/465
….
Heterocyclic compounds [2]
having nitrogen as a ring hetero atom, e.g. guanethidine,
rifamycins (rifampin A61K 31/496) [7]
having six-membered rings with one nitrogen as the only ring
hetero atom [2]
Nicotine; Derivatives thereof [2]
Background:
The compound of the drawing is not nicotine and as a derivative it would be
better covered by A61K 31/455 (Nicotinic acid, i.e. niacin; Derivatives thereof, e.g.
esters, amides [2]).
Proposal:
CA would like to suggest replacing the drawing with the one for nicotine below:
H
N
N
CH3
IPC/ M738
Annex 8, page 5
5. A61K 31/519
A61K 31/33
.
A61K 31/395
..
A61K 31/495
…
A61K 31/505
A61K 31/519
….
…..
Heterocyclic compounds [2]
having nitrogen as a ring hetero atom, e.g. guanethidine,
rifamycins (rifampin A61K 31/496) [7]
having six-membered rings with two nitrogen atoms as the
only ring hetero atoms, e.g. piperazine (A61K 31/48 takes
precedence) [2]
Pyrimidines; Hydrogenated pyrimidines, e.g. trimethoprim [7]
ortho- or peri-condensed with heterocyclic rings [7]
Background:
In the compound of the drawing, the heterocyclic rings are not condensed. They
are simply linked to each other.
Proposal:
CA would like to suggest replacing the drawing with the one for the compound
1,2,3,4,7,8,9,10-octahydro-12H-[1]benzothieno[2,3-d]pyrido[1,2-a]pyrimidin-12-one found
below:
N
S
N
O
IPC/ M738
Annex 8, page 6
6. A61K 31/565
A61K 31/56
.
A61K 31/565 ..
Compounds containing cyclopenta[a]hydrophenanthrene ring
systems; Derivatives thereof, e.g. steroids [7]
not substituted in position 17 beta by a carbon atom, e.g. oestrane,
oestradiol [2]
Background:
In the compound of the drawing, the conformation of hydroxyl group at position
17 is not defined.
Proposal:
CA would like to suggest adding stereochemistry projection to the drawing with
line coming out of, or going into the plane of the page according to the relevant
stereochemistry.
The drawing for estradiol should be as shown below:
OH
H
H
HO
H
IPC/ M738
Annex 8, page 7
7. A61K 31/567
A61K 31/56
.
A61K 31/565 ..
A61K 31/567 …
Compounds containing cyclopenta[a]hydrophenanthrene ring
systems; Derivatives thereof, e.g. steroids [7]
not substituted in position 17 beta by a carbon atom, e.g. oestrane,
oestradiol [2]
substituted in position 17 alpha, e.g. mestranol, norethandrolone
[7]
Background:
In the compound of the drawing, the conformation of hydroxyl group at position
17 is not defined.
Proposal:
CA would like to suggest adding stereochemistry projection to the drawing with
line coming out of, or going into the plane of the page according to the relevant
stereochemistry. The alkyne group should most likely be linked in position 17 instead
of position 16. The hydroxyl group in position 17 and the CH3 should be coming out of
the plane of the page while the alkyne group should be going into the plane of the page.
The drawing for mestranol should be as shown below:
OH
H
H
O
H
IPC/ M738
Annex 8, page 8
8. A61K 31/635 (Drawing)
A61K 31/63
.
A61K 31/635
..
Compounds containing para-N-benzene- sulfonyl-N-groups,
e.g. sulfanilamide, p-nitrobenzenesulfonohydrazide [2]
having a heterocyclic ring, e.g. sulfasalazine [2]
Background:
The compound of the drawing is better covered (Last place rule) by A61K 31/655
(Azo (—N=N—), diazo (=N2), azoxy (N—O—N or N(=O)—N), azido (—N3) or
diazoamino (—N=N—N) compounds [2]).
Proposal:
CA would like to suggest replacing the drawing with the one found below
(Sulfadiazine):
O
O
S
N
NH
H2N
N
IPC/ M738
Annex 8, page 9
9. A61K 31/635 (Subgroup description text)
A61K 31/63
.
A61K 31/635
..
Compounds containing para-N-benzene- sulfonyl-N-groups,
e.g. sulfanilamide, p-nitrobenzenesulfonohydrazide [2]
having a heterocyclic ring, e.g. sulfasalazine [2]
Sulfasalazine:
Background:
Sulfasalazine is better covered by A61K 31/655 (Azo (—N=N—), diazo (=N2),
azoxy (N—O—N or N(=O)—N), azido (—N3) or diazoamino (—N=N—N) compounds
[2]).
Proposal:
CA would like to suggest removing the example (e.g sulfasalazine) from the
description text of the subgroup and replace it with sulfadiazine. Sulfasalazine is covered
elsewhere according to the last place rule.
IPC/ M738
Annex 8, page 10
10. A01N 47/04
A01N 47/00
A01N 47/02
A01N 47/04
.
..
Biocides, pest repellants or attractants, or plant growth
regulators containing organic compounds containing a carbon
atom not being member of a ring and having no bond to a
carbon or hydrogen atom, e.g. derivatives of carbonic acid
(carbon tetrahalides A01N 29/02) [3]
the carbon atom having no bond to a nitrogen atom [3]
containing N—S—CHal3 groups [3]
Background:
In the compound of the drawing, there is no carbon atom attached to the sulphur
atom.
Proposal:
CA would like to suggest replacing the drawing with the one for captan below:
O
Cl
S
N
Cl
O
Cl
IPC/ M738
Annex 8, page 11
11. A01N 47/30
A01N 47/00
A01N 47/08
.
A01N 47/28
..
A01N 47/30
…
Biocides, pest repellants or attractants, or plant growth
regulators containing organic compounds containing a carbon
atom not being member of a ring and having no bond to a
carbon or hydrogen atom, e.g. derivatives of carbonic acid
(carbon tetrahalides A01N 29/02) [3]
the carbon atom having one or more single bonds to nitrogen
atoms [3]
Ureas or thioureas containing the groups N—CO—N or N—
CS—N (isoureas, isothioureas A01N 47/42) [3]
Derivatives containing the group N—CO—N—aryl or N—
CS—N—aryl [3]
Background:
In the compound of the drawing, a nitrogen in the first drawing has 5 bonds.
Proposal:
CA would like to suggest replacing the drawing for the one for [3(dimethylcarbamoylamino)phenyl] N-tert-butylcarbamate below:
CH3
H3C
H3C
NH
O
NH
N
CH3
CH3 O
O
IPC/ M738
Annex 8, page 12
12. A01N 57/28
A01N 57/00
A01N 57/26
.
A01N 57/28
..
Biocides, pest repellants or attractants, or plant growth
regulators containing organic phosphorus compounds [3]
having phosphorus-to-nitrogen bonds (A01N 57/02 takes
precedence) [3]
containing acyclic or cycloaliphatic radicals [3]
Background:
In the compound of the drawing, there is no P-N bond in the drawing.
Proposal:
CA would like to suggest replacing the drawing with the one for acephate below:
O
O
P
NH
H3C
O
S
CH3
CH3
IPC/ M738
Annex 8, page 13
13. C07C 233/23
C07C 233/00
C07C 233/01
.
C07C 233/16
..
C07C 233/23
…
Carboxylic acid amides [5]
having carbon atoms of carboxamide groups bound to
hydrogen atoms or to acyclic carbon atoms [5]
having the nitrogen atom of at least one of the carboxamide
groups bound to a carbon atom of a hydrocarbon radical
substituted by singly-bound oxygen atoms [5]
with the substituted hydrocarbon radical bound to the nitrogen
atom of the carboxamide group by a carbon atom of a ring
other than a six-membered aromatic ring [5]
Background:
In the compound of the drawing, the substituted hydrocarbon radical bound to the
nitrogen atom of the carboxamide group is by a carbon atom of a six-membered aromatic
ring.
Proposal:
CA would like to suggest replacing the drawing for the one found below:
O
H3C
NH
OH
IPC/ M738
Annex 8, page 14
14. C07C 255/62
C07C 255/00
C07C 255/62
.
Carboxylic acid nitriles (cyanogen or compounds thereof
C01C 3/00) [5]
containing cyano groups and oxygen atoms being part of
oxyimino groups bound to the same carbon skeleton [5]
Background:
In the compound of the drawing, the cyano group and oxygen atom being part of
the oxyimino group are not bound to the same carbon skeleton.
Proposal:
CA would like to suggest inverting the oxyimino group to bind the oxygen atom
of the oxyimino group to the same carbon skeleton (e.g. NC-CR1R2-O-N=CH-CH3) to
obtain the structure below:
CH3
N
O
O
N
IPC/ M738
Annex 8, page 15
15. C07C 279/20 (Subgroup description text)
Derivatives of guanidine, i.e. compounds containing the group
C07C 279/00
.
the singly-bound nitrogen atoms not being
part of nitro or nitroso groups [5]
containing any of the groups
C07C 279/20
..
X being a hetero atom, Y being any atom, e.g. acylguanidines
[5]
Background:
The bottom molecule of the drawing present in the text of the subgroup has a
carbon atom with 5 bonds and a neutral nitrogen atom with 4 bonds.
Proposal:
CA would like to suggest replacing the vertical double bond of the bottom
molecule present in the text of the subgroup with a vertical single bond to obtain the
structures below:
N
N
N
N
Y
N
N
N
X
X
N
Y
X
N
Y
IPC/ M738
Annex 8, page 16
16. C07C 309/01
C07C 309/00
C07C 309/01
.
Sulfonic acids; Halides, esters, or anhydrides thereof [5]
Sulfonic acids [5]
Background:
In the compound of the drawing, the S-containing group is not a sulfonic acid
derivative and is covered by C07C 307/10.
Proposal:
CA would like to suggest replacing the –HN-SO2-NH2 group with a –SO2-OH
group to obtain benzenesulfonic acid below:
O
O
S
OH
IPC/ M738
Annex 8, page 17
17. C07C 317/32
C07C 317/00
C07C 317/26
.
C07C 317/32
..
Sulfones; Sulfoxides [5]
having sulfone or sulfoxide groups and nitrogen atoms, not
being part of nitro or nitroso groups, bound to the same carbon
skeleton [5]
with sulfone or sulfoxide groups bound to carbon atoms of sixmembered aromatic rings of the carbon skeleton [5]
Background:
In the compound of the drawing, no nitrogen atom is present in the molecule.
Proposal:
CA would like to suggest using 2-Aminophenyl isopropyl sulfone as shown
below:
H2N
O
CH3
S
O
CH3
IPC/ M738
Annex 8, page 18
18. C07D 209/32
C07D 209/00
C07D 209/02
C07D 209/04
.
..
C07D 209/30
…
C07D 209/32
….
Heterocyclic compounds containing five-membered rings,
condensed with other rings, with one nitrogen atom as the only
ring hetero atom [2]
condensed with one carbocyclic ring [2]
Indoles; Hydrogenated indoles [2]
with hetero atoms or with carbon atoms having three bonds to
hetero atoms with at the most one bond to halogen, directly
attached to carbon atoms of the hetero ring [2]
Oxygen atoms [2]
Background:
In the compound of the drawing, the carbon atom with a double bond to an
oxygen has a total of 5 bonds and an indole having an oxygen in position 2 is covered by
C07D 209/34.
Proposal:
CA would like pointing out that, apart from the error due to the carbon having 5
bonds, the drawing of C07D 209/32 and C07D 209/34 are essentially the same. Because
C07D 209/34 specifically covers the compound, the drawing present for C07D 209/32
should be removed or replaced by an example not covered by any the group with a lower
hierarchy (C07D 209/34, 209/36 and 209/38) such as the compound provided below:
OH
N
H
O
O
CH3
IPC/ M738
Annex 8, page 19
19. C07D 209/58
C07D 209/00
C07D 209/56
C07D 209/58
.
..
Heterocyclic compounds containing five-membered rings,
condensed with other rings, with one nitrogen atom as the only
ring hetero atom [2]
Ring systems containing three or more rings [2]
[b]- or [c]-condensed [2]
Background:
The compound of the drawing is not covered by C07D 209/58 but C07J 73/00.
Proposal:
CA would like to suggest replacing the aromatic system ortho-condensed to the
pyrrolidine by anthracene as shown in the compound below:
O
O
O
CH3
NH
IPC/ M738
Annex 8, page 20
20. C07D 413/06
C07D 413/00
C07D 413/02
.
C07D 413/06
..
Heterocyclic compounds containing two or more hetero rings,
at least one ring having nitrogen and oxygen atoms as the only
ring hetero atoms [2]
containing two hetero rings [2]
linked by a carbon chain containing only aliphatic carbon
atoms [2]
Background:
The compound of the drawing is not covered by C07D 413/06 but C07D 303/36.
The unsubstituted morpholine moiety of the example is classified under C07D 295/00 as
per the note of C07D 265/00. Furthermore, as per note 2 of C07D, when a group
classified under C07D 295/00 is present in addition to another heterocyclic ring, the
group under C07D 295/00 is considered as an acyclic chain containing nitrogen atoms.
Proposal:
CA would like to suggest replacing the drawing with the one for the compound
below:
O
H3C
N
CH3
O
O
N
Cl
IPC/ M738
Annex 8, page 21
21. C07F 15/04
Compounds containing elements of the 8th Group of the
Periodic System
Nickel compounds
C07F 15/00
C07F 15/04
.
Background:
According to rule 5 of subclass C07F, the compound of the drawing should be
covered by C07C 321/26.
Proposal:
CA would like to suggest replacing the drawing with the one for the compound
below:
H3C
N
H3C
CH3
N
2 Ni(CO) 4
N
CO
Ni
N
H3C
N
CH3
N
H3C
CO
CO
IPC/ M738
Annex 8, page 22
22. C07F 15/06
C07F 15/00
C07F 15/06
.
Compounds containing elements of the 8th Group of the
Periodic System
Cobalt compounds
Background:
The compound of the drawing is not organic and is not covered by subclass C07F
but C01G 51/02.
Proposal:
CA would like to suggest replacing the drawing with the one for the compound
below:
Me 3P
Me 3P
I
Ph
Co
P
Ph
IPC/ M738
Annex 8, page 23
23. C07H 15/256
Compounds containing hydrocarbon or substituted
hydrocarbon radicals directly attached to hetero atoms of
saccharide radicals [2]
Carbocyclic rings [2]
Condensed ring systems having three or more rings [2]
Polyterpene radicals [4]
C07H 15/00
C07H 15/20
C07H 15/24
C07H 15/256
.
..
…
Background:
In the compound of the drawing, the molecule is covered by subclass C07J and
not subclass C07H according to note 3 of C07. The carbocyclic group is a steroid as
defined by the C07J subclass (A cyclopenta[a]phenanthrene having one ring expanded by
one carbon atom and condensed with a carbocycle is considered a steroid as per the
definition of C07J).
Proposal:
CA would like to suggest replacing the drawing with the one for the glucosemodified diterpene called stevioside below:
OH
OH
CH2
O
OH
HO
O H3C
O
O
O
HO
O
OH
O
CH3
OH
HO
HO
OH
OH
IPC/ M738
Annex 8, page 24
24. C08F 18/12
Homopolymers or copolymers of compounds having one or
more unsaturated aliphatic radicals, each having only one
carbon-to-carbon double bond, and at least one being
terminated by an acyloxy radical of a saturated carboxylic
acid, of carbonic acid, or of a haloformic acid [2]
Esters of monocarboxylic acids [2]
with unsaturated alcohols containing three or more carbon
atoms [2]
C08F 18/00
C08F 18/02
.
C08F 18/12
..
Background:
In the compound of the drawing, the monomer is not an unsaturated alcohol
acylated with a saturated carboxylic acid. It is an unsaturated acid modified with an
unsaturated monohydric alcohol which would be covered by C08F 20/40.
Proposal:
CA would like to suggest changing the drawing to better represent the scope of
the classification symbol. In the drawing, the monomer should be the acetate of 1-propen1-ol and its corresponding polymer as shown below:
H3C
CH3
*
*
n
H3C
O
O
O
H3C
O
IPC/ M738
Annex 8, page 25
25. C08F 118/12
Homopolymers of compounds having one or more unsaturated
aliphatic radicals, each having only one carbon-to-carbon
double bond, and at least one being terminated by an acyloxy
radical of a saturated carboxylic acid, of carbonic acid, or of a
haloformic acid [2]
Esters of monocarboxylic acids [2]
with unsaturated alcohols containing three or more carbon
atoms [2]
C08F 118/00
C08F 118/02
.
C08F 118/12
..
Background:
In the compound of the drawing, the polymer does not have 3 carbons in the
unsaturated alcohol group.
Proposal:
CA would like to suggest changing the drawing to better represent the scope of
the classification symbol. For example, 1) a methyl should be added to the [C-C]n
repeating unit and 2) the R-OH group should be replaced by a -CH3 group. In the
drawing, the monomer should be acetate of 1-propen-1-ol and its corresponding polymer
as shown below:
H3C
CH3
*
*
n
H3C
O
O
O
H3C
O
IPC/ M738
Annex 8, page 26
26. C08F 218/12
C08F 218/00
C08F 218/02
.
C08F 218/12
..
Copolymers of compounds having one or more unsaturated
aliphatic radicals, each having only one carbon-to-carbon
double bond, and at least one being terminated by an acyloxy
radical of a saturated carboxylic acid, of carbonic acid, or of a
haloformic acid [2]
Esters of monocarboxylic acids [2]
with unsaturated alcohols containing three or more carbon
atoms [2]
Background:
In the compound of the drawing, the polymer does not have 3 carbons in the
unsaturated alcohol group.
Proposal:
CA would like to suggest changing the drawing to better represent the scope of
the classification symbol. For example, 1) a methyl should be added to the [C-C]n
repeating unit, 2) the –R(=)-OH group should be replaced by a –CH3 group. In the
drawing, the polymer should be the polymer corresponding to the acetate of 1-propen-2ol comonomer as shown below:
H3C
*
*
n
O
H3C
O
R
m
IPC/ M738
Annex 8, page 27
27. C08F 20/14
Homopolymers or copolymers of compounds having one or
more unsaturated aliphatic radicals, each having only one
carbon-to-carbon double bond, and only one being terminated
by only one carboxyl radical or a salt, anhydride, ester, amide,
imide, or nitrile thereof [2]
Monocarboxylic acids having less than ten carbon atoms;
Derivatives thereof [2]
Esters [2]
of monohydric alcohols or phenols [2]
Methyl esters [2]
C08F 20/00
C08F 20/02
.
C08F 20/10
C08F 20/12
C08F 20/14
..
…
....
Background:
In the compound of the drawing, the polymer is not a methyl ester but a
hydroxymethyl ester. Monohydric alcohols should refer to the compound before being
bound to the carboxylic acid moiety.
Proposal:
CA would like to suggest the removal of the hydroxyl group from the polymer
and the monomer in the drawing as shown below:
*
H2C
*
n
H3C
O
O
H3C
O
O
IPC/ M738
Annex 8, page 28
28. C08F 120/14
C08F 120/00
C08F 120/02
.
C08F 120/10
C08F 120/12
C08F 120/14
..
…
....
Homopolymers of compounds having one or more unsaturated
aliphatic radicals, each having only one carbon-to-carbon
double bond, and only one being terminated by only one
carboxyl radical or a salt, anhydride, ester, amide, imide, or
nitrile thereof [2]
Monocarboxylic acids having less than ten carbon atoms;
Derivatives thereof [2]
Esters [2]
of monohydric alcohols or phenols [2]
Methyl esters [2]
Background:
In the compound of the drawing, the polymer is not a methyl ester but a
hydroxymethyl ester. Monohydric alcohols should refer to the compound before being
bound to the carboxylic acid moiety.
Proposal:
CA would like to suggest the removal of the hydroxyl group from the polymer
and the monomer in the drawing.
*
H2C
*
n
H3C
O
O
H3C
O
O
IPC/ M738
Annex 8, page 29
29. C08F 220/14
C08F 220/00
C08F 220/02
.
C08F 220/10
C08F 220/12
C08F 220/14
..
…
....
Copolymers of compounds having one or more unsaturated
aliphatic radicals, each having only one carbon-to-carbon
double bond, and only one being terminated by only one
carboxyl radical or a salt, anhydride, ester, amide, imide, or
nitrile thereof [2]
Monocarboxylic acids having less than ten carbon atoms;
Derivatives thereof [2]
Esters [2]
of monohydric alcohols or phenols [2]
Methyl esters [2]
Background:
In the compound of the drawing, the polymer is not a methyl ester but a
hydroxymethyl ester. Monohydric alcohols should refer to the compound that once
reacted forms an ester with the carboxylic acid moiety.
Proposal:
CA would like to suggest the removal of the hydroxyl group from the polymer in
the drawing as shown below:
*
*
n
H3C
O
O
R
m
IPC/ M738
Annex 8, page 30
30. C08F 120/12
Homopolymers of compounds having one or more unsaturated
aliphatic radicals, each having only one carbon-to-carbon
double bond, and only one being terminated by only one
carboxyl radical or a salt, anhydride, ester, amide, imide, or
nitrile thereof [2]
Monocarboxylic acids having less than ten carbon atoms;
Derivatives thereof [2]
Esters [2]
Of monohydric alcohols or phenols [2]
C08F 120/00
C08F 120/02
.
C08F 120/10
C08F 120/12
..
…
Background:
In the compound of the drawing, the polymer is not an ester of a monohydric
alcohol but an ester of a dihydric alcohol. Monohydric alcohols should refer to the
compound that once reacted forms an ester with the carboxylic acid moiety.
Proposal:
CA would like to suggest the removal of the hydroxyl group attached to R from
the polymer and the monomer in the drawing as shown below:
H2C
*
*
n
R
R
O
O
O
O
IPC/ M738
Annex 8, page 31
31. C08F 220/12
C08F 220/00
C08F 220/02
.
C08F 220/10
C08F 220/12
..
…
Copolymers of compounds having one or more unsaturated
aliphatic radicals, each having only one carbon-to-carbon
double bond, and only one being terminated by only one
carboxyl radical or a salt, anhydride, ester, amide, imide, or
nitrile thereof [2]
Monocarboxylic acids having less than ten carbon atoms;
Derivatives thereof [2]
Esters [2]
of monohydric alcohols or phenols [2]
Background:
In the compound of the drawing, the polymer is not an ester of a monohydric
alcohol but an ester of a dihydric alcohol. Monohydric alcohols should refer to the
compound that once reacted forms an ester with the carboxylic acid moiety.
Proposal:
CA would like to suggest the removal of the hydroxyl group from the polymer in
the drawing as shown below:
*
*
n
R1
O
O
R2
m
IPC/ M738
Annex 8, page 32
32. C08F 120/18
C08F 120/00
C08F 120/02
.
C08F 120/10
C08F 120/12
..
…
C08F 120/16
....
C08F 120/18
.....
Homopolymers of compounds having one or more unsaturated
aliphatic radicals, each having only one carbon-to-carbon
double bond, and only one being terminated by only one
carboxyl radical or a salt, anhydride, ester, amide, imide, or
nitrile thereof [2]
Monocarboxylic acids having less than ten carbon atoms;
Derivatives thereof [2]
Esters [2]
of monohydric alcohols or phenols [2]
of phenols or of alcohols containing two or more carbon atoms
[2]
with acrylic or methacrylic acids [2]
*
H2C
*
n
O
O
O
O
CH3
CH3
H2C
*
*
n
O
O
O
O
Background:
In the compound of the drawing, the polymer on the left is not a phenolic ester but
a hydroxylated phenolic ester. Monohydric phenols should refer to the compound that
once reacted forms an ester with the carboxylic acid moiety. The drawing of C08F 20/18
is correct.
Proposal:
CA would like to suggest the removal of the hydroxyl group from the phenol
group of the polymer and the monomer in the drawing as shown on the right.
IPC/ M738
Annex 8, page 33
33. C08F 220/18
C08F 220/00
C08F 220/02
.
C08F 220/10
C08F 220/12
..
…
C08F 220/16
....
C08F 220/18
.....
Copolymers of compounds having one or more unsaturated
aliphatic radicals, each having only one carbon-to-carbon
double bond, and only one being terminated by only one
carboxyl radical or a salt, anhydride, ester, amide, imide, or
nitrile thereof [2]
Monocarboxylic acids having less than ten carbon atoms;
Derivatives thereof [2]
Esters [2]
of monohydric alcohols or phenols [2]
of phenols or of alcohols containing two or more carbon atoms
[2]
with acrylic or methacrylic acids [2]
Background:
In the compound of the drawing, the polymer is not a phenolic ester but a
hydroxylated phenolic ester. Monohydric phenols should refer to the compound that once
reacted forms an ester with the carboxylic acid moiety. The drawing of C08F 20/18 is
correct.
Proposal:
CA would like to suggest the removal of the hydroxyl group from the phenol
group of the polymer in the drawing as shown below:
*
*
n
O
O
R
m
IPC/ M738
Annex 8, page 34
34. C08F 236/10
C08F 236/00
C08F 236/02
C08F 236/04
C08F 236/10
.
..
…
Copolymers of compounds having one or more unsaturated
aliphatic radicals, at least one having two or more carbon-tocarbon double bonds (C08F 232/00 takes precedence) [2]
the radical having only two carbon-to-carbon double bonds [2]
conjugated [2]
with vinyl aromatic monomers [2]
Background:
In the compound of the drawing, the comonomer is not a vinyl aromatic
monomer.
Proposal:
CA would like to suggest adding an aromatic group to the [C-C]m repeating unit
as shown below:
*
*
n
m
IPC/ M738
Annex 8, page 35
35. C08G 65/28
C08G 65/00
C08G 65/02
C08G 65/26
C08G 65/28
.
..
…
Macromolecular compounds obtained by reactions forming an
ether link in the main chain of the macromolecule (polyacetals
C08G 2/00, C08G 4/00; epoxy resins C08G 59/00;
polythioether-ethers C08G 75/12; polyethers containing less
than eleven monomer units C07C) [2]
from cyclic ethers by opening of the heterocyclic ring [2]
from cyclic ethers and other compounds [2]
Cyclic ethers and hydroxy compounds [2]
Background:
In the compound of the drawing, the cyclic compound is not a cyclic ether.
Proposal:
CA would like to suggest replacing one carbon atom of the cyclic compound with
an oxygen atom as shown below:
O
+
OH
HO
O
*
*
n
IPC/ M738
Annex 8, page 36
36. C08G 75/23
C08G 75/00
C08G 75/20
C08G 75/23
.
..
Macromolecular compounds obtained by reactions forming in
the main chain of the macromolecule a linkage containing
sulfur, with or without nitrogen, oxygen, or carbon [2]
Polysulfones [2]
Polyethersulfones [2]
Background:
In the compound of the drawing, the S-containing group is not a sulfone but a
sulfoxide.
Proposal:
CA would like to suggest adding an oxo group to the sulfur atom and a second R
on the left side of the S atom as shown below:
O
*
R1 S
O
R2
O
*
n
IPC/ M738
Annex 8, page 37
37. C08L 61/06
C08L 61/00
C08L 61/04
.
C08L 61/06
..
Compositions of condensation polymers of aldehydes or
ketones (with polyalcohols C08L 59/00; with polynitriles
C08L 77/00); Compositions of derivatives of such polymers
[2]
Condensation polymers of aldehydes or ketones with phenols
only [2]
of aldehydes with phenols [2]
Background:
The drawing is corrupted. The reactants and the product are not aligned. It is very
difficult to interpret.
Proposal:
CA would like to suggest removing the top left part of the drawing and keeping
only the bottom right part as shown below:
OH
R
*
*
H
n
IPC/ M738
Annex 8, page 38
38. C08L 61/18
C08L 61/00
C08L 61/18
.
Compositions of condensation polymers of aldehydes or
ketones (with polyalcohols C08L 59/00; with polynitriles
C08L 77/00); Compositions of derivatives of such polymers
[2]
Condensation polymers of aldehydes or ketones with aromatic
hydrocarbons or their halogen derivatives only [2]
Background:
The drawing is corrupted. It is very difficult to interpret.
Proposal:
CA would like to suggest removing the drawing.
IPC/ M738
Annex 8, page 39
39. C08L 81/08
C08L 81/00
C08L 81/08
.
Compositions of macromolecular compounds obtained by
reactions forming in the main chain of the macromolecule a
linkage containing sulfur with or without nitrogen, oxygen, or
carbon only; Compositions of polysulfones; Compositions of
derivatives of such polymers [2]
Polysulfonates [2]
Background:
The compound of the drawing does not seem to be directed to a polysulfonate
polymer.
Proposal:
CA would like to suggest removing the drawing.
IPC/ M738
Annex 8, page 40
40. C12P 23/00
Preparation of compounds containing a cyclohexene ring
having an unsaturated side chain containing at least ten carbon
atoms bound by conjugated double bonds, e.g. carotenes
(containing hetero-rings C12P 17/00) [3]
C12P 23/00
Background:
The drawing does not correspond to the classification symbol (There is no
cyclohexene ring. The drawing is also the same as for subgroups C12P 25/00, 27/00,
29/00, 31/00 and 33/00).
Proposal:
CA would like to suggest replacing the drawing with the one illustrating betacarotene as shown below:
H3C
CH3
CH3
CH3
H3C
CH3
CH3
CH3
H3C
CH3
IPC/ M738
Annex 8, page 41
41. C12P 25/00
C12P 25/00
Preparation of compounds containing alloxazine or
isoalloxazine nucleus, e.g. riboflavin [3]
Background:
The drawing does not correspond to the classification symbol (There is no
alloxazine or isoalloxazine nucleus. The drawing is also the same as for subgroups C12P
23/00, 27/00, 29/00, 31/00 and 33/00).
Proposal:
CA would like to suggest replacing the drawing with the one illustrating
riboflavin as shown below:
O
H3C
N
H3C
N
NH
N
O
OH
OH
HO
OH
IPC/ M738
Annex 8, page 42
42. C12P 27/00
C12P 27/00
Preparation of compounds containing a gibbane ring system,
e.g. gibberellin [3]
Background:
The drawing does not correspond to the classification symbol (There is no
gibbane ring sytem. The drawing is also the same as for subgroups C12P 23/00, 25/00,
29/00, 31/00 and 33/00).
Proposal:
CA would like to suggest replacing the drawing with the one illustrating
gibberellin as shown below:
OH
O
H
CH2
OC
HO
CH3
H
OH
O
IPC/ M738
Annex 8, page 43
43. C12P 29/00
C12P 29/00
Preparation of compounds containing a naphthacene ring
system, e.g. tetracycline (C12P 19/00 takes precedence) [3]
Background:
The drawing does not correspond to the classification symbol (There is no
naphthacene ring sytem. The drawing is also the same as for subgroups C12P 23/00,
25/00, 27/00, 31/00 and 33/00).
Proposal:
CA would like to suggest replacing the drawing with the one illustrating a
tetracycline as shown below:
H3C
H3C
OH
N
CH3
OH
O
OH
OH
O
OH
O
NH2
IPC/ M738
Annex 8, page 44
44. C12P 31/00
C12P 31/00
Preparation of compounds containing a five-membered ring
having two side-chains in ortho position to each other, and
having at least one oxygen atom directly bound to the ring in
ortho position to one of the side-chains, one side-chain
containing, not directly bound to the ring, a carbon atom
having three bonds to hetero atoms with at the most one bond
to halogen, and the other side-chain having at least one oxygen
atom bound in gamma-position to the ring, e.g. prostaglandins
[3]
Background:
The drawing does not correspond to the classification symbol (There is no fivemembered ring having two side-chains in ortho position to each other. The drawing is
also the same as for subgroups C12P 23/00, 25/00, 27/00, 29/00 and 33/00).
Proposal:
CA would like to suggest replacing the drawing with the one of C07C 405/00 as
shown below:
O
HO
OH
HO
CH3
HO
IPC/ M738
Annex 8, page 45
45. C12P 33/00
C12P 33/00
Preparation of steroids [3]
Background:
The drawing does not correspond to the classification symbol (This is not a
steroid. The drawing is also the same as for subgroups C12P 23/00, 25/00, 27/00, 29/00
and 31/00).
Proposal:
CA would like to suggest replacing the drawing with the one for a steroid as
shown below:
H3C
H3C
CH3
CH3
H
HO
H
H
H
CH3
IPC/ M738
Annex 8, page 46
Table of Contents
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
15.
16.
17.
18.
19.
20.
21.
22.
23.
24.
25.
26.
27.
28.
29.
30.
31.
32.
33.
34.
35.
36.
37.
38.
39.
40.
41.
42.
43.
44.
A61K 31/265 .............................................................................................................. 1
A61K 31/4353 ............................................................................................................ 2
A61K 31/4545 ............................................................................................................ 3
A61K 31/465 .............................................................................................................. 4
A61K 31/519 .............................................................................................................. 5
A61K 31/565 .............................................................................................................. 6
A61K 31/567 .............................................................................................................. 7
A61K 31/635 (Drawing) ............................................................................................ 8
A61K 31/635 (Subgroup description text) .............................................................. 9
A01N 47/04 ........................................................................................................... 10
A01N 47/30 ........................................................................................................... 11
A01N 57/28 ........................................................................................................... 12
C07C 233/23 ......................................................................................................... 13
C07C 255/62 ......................................................................................................... 14
C07C 279/20 (Subgroup description text)......................................................... 15
C07C 309/01 ......................................................................................................... 16
C07C 317/32 ......................................................................................................... 17
C07D 209/32 ......................................................................................................... 18
C07D 209/58 ......................................................................................................... 19
C07D 413/06 ......................................................................................................... 20
C07F 15/04 ........................................................................................................... 21
C07F 15/06 ........................................................................................................... 22
C07H 15/256 ........................................................................................................ 23
C08F 18/12 ........................................................................................................... 24
C08F 118/12 ......................................................................................................... 25
C08F 218/12 ......................................................................................................... 26
C08F 20/14 ........................................................................................................... 27
C08F 120/14 ......................................................................................................... 28
C08F 220/14 ......................................................................................................... 29
C08F 120/12 ......................................................................................................... 30
C08F 220/12 ......................................................................................................... 31
C08F 120/18 ......................................................................................................... 32
C08F 220/18 ......................................................................................................... 33
C08F 236/10 ......................................................................................................... 34
C08G 65/28 .......................................................................................................... 35
C08G 75/23 .......................................................................................................... 36
C08L 61/06 ........................................................................................................... 37
C08L 61/18 ........................................................................................................... 38
C08L 81/08 ........................................................................................................... 39
C12P 23/00 ........................................................................................................... 40
C12P 25/00 ........................................................................................................... 41
C12P 27/00 ........................................................................................................... 42
C12P 29/00 ........................................................................................................... 43
C12P 31/00 ........................................................................................................... 44
IPC/ M738
Annex 8, page 47
45.
C12P 33/00 ........................................................................................................... 45