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DIFF Main Group
F16H 57/00

General details of gearing (of screw-and-nut gearing F16H25/00; of fluid gearing F16H39/00 - F16H43/00)

Introduced: September 1968

Title

Titles differ between systems:

IPC: General details of gearing

CPC: General details of gearing (of screw-and-nut gearing F16H25/00; of fluid gearing F16H39/00 - F16H43/00)

Full Title

Full titles differ between systems:

IPC:

General details of gearing

CPC:

General details of gearing (of screw-and-nut gearing F16H25/00; of fluid gearing F16H39/00 - F16H43/00)

Additional Content IPC

General details of screw-and-nut gearing General details of fluid gearing

CPC subdivides this area 3x more granularly than IPC with 11 additional codes.

11 codes are CPC-only extensions.

Note: 9 CPC extensions are marked as secondary classification only.

1 shared codes have differing titles between IPC and CPC.

Child Classifications

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  • F16H 2057/0043 2nd only CPC only CPC only
  • F16H 2057/005 2nd only CPC only CPC only
  • F16H 2057/0056 2nd only CPC only CPC only
  • F16H 2057/0062 2nd only CPC only CPC only
  • F16H 2057/0068 2nd only CPC only CPC only
  • F16H 2057/0075 2nd only CPC only CPC only
  • F16H 2057/0081 2nd only CPC only CPC only
  • F16H 2057/0087 2nd only CPC only CPC only
  • F16H 2057/0093 2nd only CPC only CPC only

Top Applicants

Top Applicants (IPC)

Class F16,2013–2023, worldwide · Source: EPO PATSTAT

  1. SCHAEFFLER TECHNOLOGIES & COMPANY DE 21,545
  2. ZAHNRADFABRIK FRIEDRICHSHAFEN DE 9,446
  3. TOYOTA MOTOR CORPORATION 7,215
  4. HYUNDAI MOTOR COMPANY KR 6,846
  5. ROBERT BOSCH DE 6,106
  6. NTN CORPORATION 5,305
  7. SKF SE 4,219
  8. KIA MOTORS CORPORATION KR 3,852
  9. NSK 3,850
  10. HONDA MOTOR COMPANY 3,639

Top Applicants (CPC)

Class F16,2013–2023, worldwide · Source: EPO PATSTAT

  1. SCHAEFFLER TECHNOLOGIES & COMPANY DE 22,817
  2. ZAHNRADFABRIK FRIEDRICHSHAFEN DE 10,523
  3. HYUNDAI MOTOR COMPANY KR 7,933
  4. ROBERT BOSCH DE 7,059
  5. KIA MOTORS CORPORATION KR 4,867
  6. SKF SE 4,729
  7. TOYOTA MOTOR CORPORATION JP 4,111
  8. FORD GLOBAL TECHNOLOGIES US 3,838
  9. GM GLOBAL TECHNOLOGY OPERATIONS US 3,575
  10. TOYOTA MOTOR CORPORATION 3,499