DIFF Subgroup
F41A 3/04 with pivoting breech-block
Introduced: January 1990
Full Title
Full titles differ between systems:
IPC:
Breech mechanism, e.g. locks > Block action, i.e. the main breech opening movement being transverse to the barrel axis > with pivoting breech-block
CPC:
Breech mechanisms, e.g. locks > Block action, i.e. the main breech opening movement being transverse to the barrel axis > with pivoting breech-block
IPC and CPC are identically structured here. All 2 subcodes exist in both systems.
2 shared codes have differing titles between IPC and CPC.
IPC defines codes here since 1990.
Child Classifications
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- F41A 3/06 about a horizontal axis transverse to the barrel axis at the rear of the block (F41A3/08 takes precedence) since 1990 IPC+CPC Available in IPC and CPC
- F41A 3/08 carrying a rotably mounted obturating plug of the screw-thread or the interrupted-thread type (F41A3/30 takes precedence) since 1990 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