DIFF Subgroup
F41B 11/72 Valves; Arrangement of valves
Introduced: January 2013
Full Title
Full titles differ between systems:
IPC:
Compressed-gas guns, e.g. air guns; Steam guns > Details not provided for in or > Valves; Arrangement of valves
CPC:
Compressed-gas guns, e.g. air guns; Steam guns > Details not provided for in F41B11/50 or F41B11/60 > Valves; Arrangement of valves
IPC and CPC are identically structured here. All 4 subcodes exist in both systems.
IPC defines codes here since 2013.
Child Classifications
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- F41B 11/721 for controlling gas pressure for both firing the projectile and for loading or feeding since 2013 IPC+CPC Available in IPC and CPC
- F41B 11/722 for controlling gas pressure for loading or feeding only since 2013 IPC+CPC Available in IPC and CPC
- F41B 11/723 for controlling gas pressure for firing the projectile only since 2013 IPC+CPC Available in IPC and CPC
Top Applicants
Top Applicants (IPC)
Class F41,2013–2023, worldwide · Source: EPO PATSTAT
- NEXTER SYSTEMS FR 509
- AGENCY FOR DEFENSE DEVELOPMENT KR 461
- RHEINMETALL WAFFE MUNITION DE 409
- BAE SYSTEMS GB 388
- CHONGQING JIANSHE INDUSTRY (GROUP) COMPANY 352
- AXON ENTERPRISE US 345
- LIG NEX1 COMPANY KR 323
- RAYTHEON COMPANY US 320
- KRAUSS-MAFFEI WEGMANN & COMPANY DE 263
- NANJING UNIVERSITY OF SCIENCE AND TECHNOLOGY 228
Top Applicants (CPC)
Class F41,2013–2023, worldwide · Source: EPO PATSTAT
- NEXTER SYSTEMS FR 562
- BAE SYSTEMS GB 459
- RHEINMETALL WAFFE MUNITION DE 444
- RAYTHEON COMPANY US 412
- AGENCY FOR DEFENSE DEVELOPMENT KR 407
- AXON ENTERPRISE US 359
- LIG NEX1 COMPANY KR 290
- KRAUSS-MAFFEI WEGMANN & COMPANY DE 282
- SHELTERED WINGS, INC. D/B/A VORTEX OPTICS US 255
- THALES FR 228