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DIFF Subgroup
B62D 53/10

with means for preventing accidental uncoupling

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Tractor-trailer combinations; Road trains > comprising a vehicle carrying an essential part of the other vehicle's load by having supporting means for the front or rear part of the other vehicle > Fifth-wheel traction couplings > with means for preventing accidental uncoupling

CPC:

Tractor-trailer combinations; Road trains (traction couplings other than fifth wheel coupling B60D ) > comprising a vehicle carrying an essential part of the other vehicle's load by having supporting means for the front or rear part of the other vehicle > Fifth wheel traction couplings > with means for preventing accidental uncoupling

No child classifications to compare. This is a leaf node in both IPC and CPC.

Top Applicants

Top Applicants (IPC)

Class B62,2013–2023, worldwide · Source: EPO PATSTAT

  1. HONDA MOTOR COMPANY JP 5,614
  2. HONDA MOTOR COMPANY 5,534
  3. TOYOTA MOTOR CORPORATION 5,128
  4. HYUNDAI MOTOR COMPANY KR 4,603
  5. FORD GLOBAL TECHNOLOGIES US 4,110
  6. SHIMANO JP 4,017
  7. KIA MOTORS CORPORATION KR 3,365
  8. BMW (BAYERISCHE MOTOREN WERKE) DE 3,336
  9. ROBERT BOSCH DE 2,971
  10. TOYOTA MOTOR CORPORATION JP 2,936

Top Applicants (CPC)

Class B62,2013–2023, worldwide · Source: EPO PATSTAT

  1. HONDA MOTOR COMPANY JP 5,923
  2. HYUNDAI MOTOR COMPANY KR 5,548
  3. FORD GLOBAL TECHNOLOGIES US 5,466
  4. KIA MOTORS CORPORATION KR 4,265
  5. HONDA MOTOR COMPANY 4,147
  6. SHIMANO JP 4,060
  7. ROBERT BOSCH DE 3,750
  8. TOYOTA MOTOR CORPORATION JP 3,683
  9. TOYOTA MOTOR CORPORATION 3,604
  10. BMW (BAYERISCHE MOTOREN WERKE) DE 3,538