Skip to content
PCE
Search Classifications
Search for IPC and CPC classification codes or keywords
DIFF Main Group
F16G 15/00

Chain couplings, Shackles; Chain joints; Chain links; Chain bushes (making chain elements B21L)

Introduced: September 1968

Title

Titles differ between systems:

IPC: Chain couplings; Shackles; Chain joints; Chain links; Chain bushes

CPC: Chain couplings, Shackles; Chain joints; Chain links; Chain bushes (making chain elements B21L)

Full Title

Full titles differ between systems:

IPC:

Chain couplings; Shackles; Chain joints; Chain links; Chain bushes

CPC:

Chain couplings, Shackles; Chain joints; Chain links; Chain bushes (making chain elements B21L)

IPC and CPC are identically structured here. All 5 subcodes exist in both systems.

Child Classifications

Navigate with arrow keys, Enter to open

  • F16G 15/02 for fastening more or less permanently IPC+CPC Available in IPC and CPC
  • F16G 15/08 Swivels IPC+CPC Available in IPC and CPC
  • F16G 15/10 Emergency joints or links IPC+CPC Available in IPC and CPC

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