IPC Subgroup
F41H 11/3 with rollers creating a surface load on the ground, e.g. steadily increasing surface load, for triggering purposes
Introduced: January 2011
Full Title
Defence installations; Defence devices; Means for clearing or detecting landmines > Means for clearing land minefields; Systems specially adapted for detection of landmines > Self-propelled mine-clearing vehicles; Mine-clearing devices attachable to vehicles > with rollers creating a surface load on the ground, e.g. steadily increasing surface load, for triggering purposes
Classification Context
- Section:
- MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- Class:
- WEAPONS
- Subclass:
- ARMOUR; ARMOURED TURRETS; ARMOURED OR ARMED VEHICLES; MEANS OF ATTACK OR DEFENCE, e.g. CAMOUFLAGE, IN GENERAL
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