Skip header and go to main content
About us
Jobs
Contact us
Classification Resources
Classification
Revision & Reclassification
CPC
Compilation of Changes
Consolidate Revision Concordance List (RCL)
List of Deleted Symbols
Notice of Changes
Notice of Editorial Corrections
Active CPC Revision Projects
CPC Revision Pre-releases
Published Revision Projects
IPC
Revision & Reclassification Project Status
USPC
Classification Orders
Locarno
Revision & Reclassification Project Status
General Training
CPC
CPC Training
Guide to CPC
IPC
Guide to IPC
Guidelines for revision and for use of the IPC
FAQ
Strasbourg Agreement
USPC
Examiner Handbook
Handbook of Classification
Locarno
About Locarno Classification
FAQ
Locarno Agreement
Additional Resources
CPC
CPC Scheme
IPC
IPC Scheme
USPC
Class Titles
Index to USPC
Locarno
Locarno Classification
Other
Espacenet Patent Search
JPO Classification system – File Index (FI) and F-terms
WIPO Standards on Industrial Property Information and Documentation
Contacts
Classification Standards and Development
Contacts
Lookup Symbol
Scheme
Definition
Concordance
search
Search
Search CPC
search
Search
Quick Links:
PDF
Scheme
Definition
CPC-to-IPC
Compilation of Changes
Recent Changes List
CPC to IPC Concordance for Subclass
B
03C
Printable Version [PDF]
Version:
2026.08
CPC Group
IPC Group
CPC Group
IPC Group
B
03C
1/00
B
03
C
1/00
open_in_new
B
03C
1/002
B
03
C
1/00
open_in_new
B
03C
1/005
B
03
C
1/005
open_in_new
B
03C
1/01
B
03
C
1/01
open_in_new
B
03C
1/015
B
03
C
1/015
open_in_new
B
03C
1/02
B
03
C
1/02
open_in_new
B
03C
1/021
B
03
C
1/021
open_in_new
B
03C
1/023
B
03
C
1/023
open_in_new
B
03C
1/025
B
03
C
1/025
open_in_new
B
03C
1/027
B
03
C
1/027
open_in_new
B
03C
1/029
B
03
C
1/029
open_in_new
B
03C
1/03
B
03
C
1/03
open_in_new
B
03C
1/031
B
03
C
1/031
open_in_new
B
03C
1/032
B
03
C
1/032
open_in_new
B
03C
1/033
B
03
C
1/033
open_in_new
B
03C
1/0332
B
03
C
1/033
open_in_new
B
03C
1/0335
B
03
C
1/033
open_in_new
B
03C
1/0337
B
03
C
1/033
open_in_new
B
03C
1/034
B
03
C
1/034
open_in_new
B
03C
1/035
B
03
C
1/035
open_in_new
B
03C
1/0355
B
03
C
1/0355
open_in_new
B
03C
1/04
B
03
C
1/04
open_in_new
B
03C
1/06
B
03
C
1/06
open_in_new
B
03C
1/08
B
03
C
1/08
open_in_new
B
03C
1/10
B
03
C
1/10
open_in_new
B
03C
1/12
B
03
C
1/12
open_in_new
B
03C
1/14
B
03
C
1/14
open_in_new
B
03C
1/145
B
03
C
1/14
open_in_new
B
03C
1/16
B
03
C
1/16
open_in_new
B
03C
1/18
B
03
C
1/18
open_in_new
B
03C
1/20
B
03
C
1/20
open_in_new
B
03C
1/22
B
03
C
1/22
open_in_new
B
03C
1/23
B
03
C
1/23
open_in_new
B
03C
1/24
B
03
C
1/24
open_in_new
B
03C
1/247
B
03
C
1/247
open_in_new
B
03C
1/253
B
03
C
1/253
open_in_new
B
03C
1/26
B
03
C
1/26
open_in_new
B
03C
1/28
B
03
C
1/28
open_in_new
B
03C
1/282
B
03
C
1/28
open_in_new
B
03C
1/284
B
03
C
1/28
open_in_new
B
03C
1/286
B
03
C
1/28
open_in_new
B
03C
1/288
B
03
C
1/28
open_in_new
B
03C
1/30
B
03
C
1/30
open_in_new
B
03C
1/32
B
03
C
1/32
open_in_new
B
03C
3/00
B
03
C
3/00
open_in_new
B
03C
3/01
B
03
C
3/01
open_in_new
B
03C
3/011
B
03
C
3/011
open_in_new
B
03C
3/013
B
03
C
3/013
open_in_new
B
03C
3/014
B
03
C
3/014
open_in_new
B
03C
3/016
B
03
C
3/016
open_in_new
B
03C
3/017
B
03
C
3/017
open_in_new
B
03C
3/0175
B
03
C
3/017
open_in_new
B
03C
3/019
B
03
C
3/019
open_in_new
B
03C
3/02
B
03
C
3/02
open_in_new
B
03C
3/025
B
03
C
3/02
open_in_new
B
03C
3/04
B
03
C
3/04
open_in_new
B
03C
3/06
B
03
C
3/06
open_in_new
B
03C
3/08
B
03
C
3/08
open_in_new
B
03C
3/09
B
03
C
3/09
open_in_new
B
03C
3/10
B
03
C
3/10
open_in_new
B
03C
3/12
B
03
C
3/12
open_in_new
B
03C
3/14
B
03
C
3/14
open_in_new
B
03C
3/145
B
03
C
3/145
open_in_new
B
03C
3/15
B
03
C
3/15
open_in_new
B
03C
3/155
B
03
C
3/155
open_in_new
B
03C
3/16
B
03
C
3/16
open_in_new
B
03C
3/28
B
03
C
3/28
open_in_new
B
03C
3/30
B
03
C
3/30
open_in_new
B
03C
3/32
B
03
C
3/32
open_in_new
B
03C
3/34
B
03
C
3/34
open_in_new
B
03C
3/36
B
03
C
3/36
open_in_new
B
03C
3/361
B
03
C
3/36
open_in_new
B
03C
3/363
B
03
C
3/36
open_in_new
B
03C
3/365
B
03
C
3/36
open_in_new
B
03C
3/366
B
03
C
3/36
open_in_new
B
03C
3/368
B
03
C
3/36
open_in_new
B
03C
3/38
B
03
C
3/38
open_in_new
B
03C
3/383
B
03
C
3/38
open_in_new
B
03C
3/386
B
03
C
3/38
open_in_new
B
03C
3/40
B
03
C
3/40
open_in_new
B
03C
3/41
B
03
C
3/41
open_in_new
B
03C
3/43
B
03
C
3/43
open_in_new
B
03C
3/45
B
03
C
3/45
open_in_new
B
03C
3/455
B
03
C
3/45
open_in_new
B
03C
3/47
B
03
C
3/47
open_in_new
B
03C
3/49
B
03
C
3/49
open_in_new
B
03C
3/51
B
03
C
3/51
open_in_new
B
03C
3/53
B
03
C
3/53
open_in_new
B
03C
3/60
B
03
C
3/60
open_in_new
B
03C
3/62
B
03
C
3/62
open_in_new
B
03C
3/64
B
03
C
3/64
open_in_new
B
03C
3/66
B
03
C
3/66
open_in_new
B
03C
3/68
B
03
C
3/68
open_in_new
B
03C
3/70
B
03
C
3/70
open_in_new
B
03C
3/72
B
03
C
3/72
open_in_new
B
03C
3/74
B
03
C
3/74
open_in_new
B
03C
3/743
B
03
C
3/74
open_in_new
B
03C
3/746
B
03
C
3/74
open_in_new
B
03C
3/76
B
03
C
3/76
open_in_new
B
03C
3/761
B
03
C
3/76
open_in_new
B
03C
3/763
B
03
C
3/76
open_in_new
B
03C
3/765
B
03
C
3/76
open_in_new
B
03C
3/766
B
03
C
3/76
open_in_new
B
03C
3/768
B
03
C
3/76
open_in_new
B
03C
3/78
B
03
C
3/78
open_in_new
B
03C
3/80
B
03
C
3/80
open_in_new
B
03C
3/82
B
03
C
3/82
open_in_new
B
03C
3/84
B
03
C
3/84
open_in_new
B
03C
3/86
B
03
C
3/86
open_in_new
B
03C
3/88
B
03
C
3/88
open_in_new
B
03C
3/885
B
03
C
3/88
open_in_new
B
03C
5/00
B
03
C
5/00
open_in_new
B
03C
5/005
B
03
C
5/00
open_in_new
B
03C
5/02
B
03
C
5/02
open_in_new
B
03C
5/022
B
03
C
5/02
open_in_new
B
03C
5/024
B
03
C
5/02
open_in_new
B
03C
5/026
B
03
C
5/02
open_in_new
B
03C
5/028
B
03
C
5/02
open_in_new
B
03C
7/00
B
03
C
7/00
open_in_new
B
03C
7/003
B
03
C
7/00
open_in_new
B
03C
7/006
B
03
C
7/00
open_in_new
B
03C
7/02
B
03
C
7/02
open_in_new
B
03C
7/023
B
03
C
7/02
open_in_new
B
03C
7/026
B
03
C
7/02
open_in_new
B
03C
7/04
B
03
C
7/04
open_in_new
B
03C
7/06
B
03
C
7/06
open_in_new
B
03C
7/08
B
03
C
7/08
open_in_new
B
03C
7/10
B
03
C
7/10
open_in_new
B
03C
7/12
B
03
C
7/12
open_in_new
B
03C
9/00
B
03
C
9/00
open_in_new
B
03C
11/00
B
03
C
11/00
open_in_new
B
03C
2201/00
-
B
03C
2201/02
-
B
03C
2201/04
-
B
03C
2201/06
-
B
03C
2201/08
-
B
03C
2201/10
-
B
03C
2201/12
-
B
03C
2201/14
-
B
03C
2201/16
-
B
03C
2201/18
-
B
03C
2201/20
-
B
03C
2201/22
-
B
03C
2201/24
-
B
03C
2201/26
-
B
03C
2201/28
-
B
03C
2201/30
-
B
03C
2201/32
-
share
Share this page
print
Print this page
Additional information
about this page
Additional information about this page
Last updated on:
Friday July 31, 2026
Published on:
Friday July 31, 2026
Owned by:
Office of International Patent Cooperation