Skip to content
Search Classifications
Search for IPC and CPC classification codes or keywords
IPC Subgroup
F41A 7/04

fluid operated

Introduced: January 1990

Last revised: January 2006

Full Title

Auxiliary mechanisms for bringing the breech-block or bolt or the barrel to the starting position before automatic firing; Drives for externally-powered guns; Remote-controlled gun chargers > Machine-gun rechargers, e.g. manually operated > fluid operated

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

  1. NEXTER SYSTEMS FR 509
  2. AGENCY FOR DEFENSE DEVELOPMENT KR 461
  3. RHEINMETALL WAFFE MUNITION DE 409
  4. BAE SYSTEMS GB 388
  5. CHONGQING JIANSHE INDUSTRY (GROUP) COMPANY 352
  6. AXON ENTERPRISE US 345
  7. LIG NEX1 COMPANY KR 323
  8. RAYTHEON COMPANY US 320
  9. KRAUSS-MAFFEI WEGMANN & COMPANY DE 263
  10. NANJING UNIVERSITY OF SCIENCE AND TECHNOLOGY 228