DIFF Subgroup
F41H 11/08 Barbed-wire obstacles; Barricades; Stanchions; Tank traps; Vehicle-impeding devices; Caltrops
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Defence installations; Defence devices; Means for clearing or detecting landmines > Barbed-wire obstacles; Barricades; Stanchions; Tank traps; Vehicle-impeding devices; Caltrops
CPC:
Defence installations; Defence devices (constructional aspects see Section E, e.g. E04H9/04; ) > Barbed-wire obstacles; Barricades; Stanchions; Tank traps; Vehicle-impeding devices; Caltrops
IPC and CPC are identically structured here. All 2 subcodes exist in both systems.
2 shared codes have differing titles between IPC and CPC.
Child Classifications
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- F41H 11/10 Dispensing-apparatus therefor, e.g. devices for dispensing or reeling barbed wire IPC+CPC Available in IPC and CPC
- F41H 11/11 Clearing or neutralising barbed wire obstacles (; smallarm attachments for wire cutting F41C27/20) 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