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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

  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