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Scheme
Definition
CPC-to-IPC
Compilation of Changes
Recent Changes List
CPC to IPC Concordance for Subclass
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01N
Printable Version [PDF]
Version:
2026.08
CPC Group
IPC Group
CPC Group
IPC Group
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01N
59/20
A
01
N
59/20
open_in_new
A
01N
59/22
A
01
N
59/22
open_in_new
A
01N
59/24
A
01
N
59/24
open_in_new
A
01N
59/26
A
01
N
59/26
open_in_new
A
01N
61/00
A
01
N
61/00
open_in_new
A
01N
61/02
A
01
N
61/02
open_in_new
A
01N
63/00
A
01
N
63/00
open_in_new
A
01N
63/10
A
01
N
63/10
open_in_new
A
01N
63/12
A
01
N
63/12
open_in_new
A
01N
63/14
A
01
N
63/14
open_in_new
A
01N
63/16
A
01
N
63/16
open_in_new
A
01N
63/20
A
01
N
63/20
open_in_new
A
01N
63/22
A
01
N
63/22
open_in_new
A
01N
63/23
A
01
N
63/23
open_in_new
A
01N
63/25
A
01
N
63/25
open_in_new
A
01N
63/27
A
01
N
63/27
open_in_new
A
01N
63/28
A
01
N
63/28
open_in_new
A
01N
63/30
A
01
N
63/30
open_in_new
A
01N
63/32
A
01
N
63/32
open_in_new
A
01N
63/34
A
01
N
63/34
open_in_new
A
01N
63/36
A
01
N
63/36
open_in_new
A
01N
63/38
A
01
N
63/38
open_in_new
A
01N
63/40
A
01
N
63/40
open_in_new
A
01N
63/50
A
01
N
63/50
open_in_new
A
01N
63/60
A
01
N
63/60
open_in_new
A
01N
65/00
A
01
N
65/00
open_in_new
A
01N
65/03
A
01
N
65/03
open_in_new
A
01N
65/04
A
01
N
65/04
open_in_new
A
01N
65/06
A
01
N
65/06
open_in_new
A
01N
65/08
A
01
N
65/08
open_in_new
A
01N
65/10
A
01
N
65/10
open_in_new
A
01N
65/12
A
01
N
65/12
open_in_new
A
01N
65/14
A
01
N
65/14
open_in_new
A
01N
65/16
A
01
N
65/16
open_in_new
A
01N
65/18
A
01
N
65/18
open_in_new
A
01N
65/20
A
01
N
65/20
open_in_new
A
01N
65/22
A
01
N
65/22
open_in_new
A
01N
65/24
A
01
N
65/24
open_in_new
A
01N
65/26
A
01
N
65/26
open_in_new
A
01N
65/28
A
01
N
65/28
open_in_new
A
01N
65/30
A
01
N
65/30
open_in_new
A
01N
65/32
A
01
N
65/32
open_in_new
A
01N
65/34
A
01
N
65/34
open_in_new
A
01N
65/36
A
01
N
65/36
open_in_new
A
01N
65/38
A
01
N
65/38
open_in_new
A
01N
65/385
A
01
N
65/38
open_in_new
A
01N
65/40
A
01
N
65/40
open_in_new
A
01N
65/42
A
01
N
65/42
open_in_new
A
01N
65/44
A
01
N
65/44
open_in_new
A
01N
65/46
A
01
N
65/46
open_in_new
A
01N
65/48
A
01
N
65/48
open_in_new
A
01N
2300/00
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Last updated on:
Friday July 31, 2026
Published on:
Friday July 31, 2026
Owned by:
Office of International Patent Cooperation