DIFF Main Group
F16B 35/00 Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws (; thread cutting screws F16B25/00)
Introduced: September 1968
Title
Titles differ between systems:
IPC: Screw-bolts; Stay bolts; Screw-threaded studs; Screws; Set screws
CPC: Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws (; thread cutting screws F16B25/00)
Full Title
Full titles differ between systems:
IPC:
Screw-bolts; Stay bolts; Screw-threaded studs; Screws; Set screws
CPC:
Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws (; thread cutting screws F16B25/00)
CPC subdivides this area 3x more granularly than IPC with 3 additional codes.
3 codes are CPC-only extensions.
1 shared codes have differing titles between IPC and CPC.
Child Classifications
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- F16B 35/04 with specially-shaped head or shaft in order to fix the bolt on or in an object (locking the bolt against turning in the object by the use of accessory parts F16B39/00) +1 CPC IPC+CPC Available in IPC and CPC
Top Applicants
Top Applicants (IPC)
Class F16,2013–2023, worldwide · Source: EPO PATSTAT
- SCHAEFFLER TECHNOLOGIES & COMPANY DE 21,545
- ZAHNRADFABRIK FRIEDRICHSHAFEN DE 9,446
- TOYOTA MOTOR CORPORATION 7,215
- HYUNDAI MOTOR COMPANY KR 6,846
- ROBERT BOSCH DE 6,106
- NTN CORPORATION 5,305
- SKF SE 4,219
- KIA MOTORS CORPORATION KR 3,852
- NSK 3,850
- HONDA MOTOR COMPANY 3,639
Top Applicants (CPC)
Class F16,2013–2023, worldwide · Source: EPO PATSTAT
- SCHAEFFLER TECHNOLOGIES & COMPANY DE 22,817
- ZAHNRADFABRIK FRIEDRICHSHAFEN DE 10,523
- HYUNDAI MOTOR COMPANY KR 7,933
- ROBERT BOSCH DE 7,059
- KIA MOTORS CORPORATION KR 4,867
- SKF SE 4,729
- TOYOTA MOTOR CORPORATION JP 4,111
- FORD GLOBAL TECHNOLOGIES US 3,838
- GM GLOBAL TECHNOLOGY OPERATIONS US 3,575
- TOYOTA MOTOR CORPORATION 3,499