IPC Subgroup
F41A 21/1 Insert barrels, i.e. barrels for firing reduced calibre ammunition and being mounted within the normal barrels
Introduced: January 1990
Last revised: January 2006
Full Title
Barrels or gun tubes; Muzzle attachments; Barrel mounting means > Insert barrels, i.e. barrels for firing reduced calibre ammunition and being mounted within the normal barrels
Classification Context
- Section:
- MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- Class:
- WEAPONS
- Subclass:
- FUNCTIONAL FEATURES OR DETAILS COMMON TO BOTH SMALLARMS AND ORDNANCE, e.g. CANNONS; MOUNTINGS FOR SMALLARMS OR ORDNANCE
Top Applicants
Top 10 applicants by patent filingsfor 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