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DIFF Subgroup
B60K 17/348

having differential means for driving one set of wheels, e.g. the front, at one speed and the other set, e.g. the rear, at a different speed (B60K17/346 takes precedence)

Introduced: January 1985

Title

Titles differ between systems:

IPC: having differential means for driving one set of wheels, e.g. the front, at one speed and the other set, e.g. the rear, at a different speeds

CPC: having differential means for driving one set of wheels, e.g. the front, at one speed and the other set, e.g. the rear, at a different speed (B60K17/346 takes precedence)

Full Title

Full titles differ between systems:

IPC:

Arrangement or mounting of transmissions in vehicles > for driving both front and rear wheels, e.g. four wheel drive vehicles > having differential means for driving one set of wheels, e.g. the front, at one speed and the other set, e.g. the rear, at a different speeds

CPC:

Arrangement or mounting of transmissions in vehicles > for driving both front and rear wheels, e.g. four wheel drive vehicles > having differential means for driving one set of wheels, e.g. the front, at one speed and the other set, e.g. the rear, at a different speed (B60K17/346 takes precedence)

IPC and CPC are identically structured here. All 1 subcodes exist in both systems.

IPC defines codes here since 1985.

Child Classifications

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Top Applicants

Top Applicants (IPC)

Class B60,2013–2023, worldwide · Source: EPO PATSTAT

  1. TOYOTA MOTOR CORPORATION 28,052
  2. HYUNDAI MOTOR COMPANY KR 27,773
  3. FORD GLOBAL TECHNOLOGIES US 26,243
  4. KIA MOTORS CORPORATION KR 20,110
  5. ROBERT BOSCH DE 19,033
  6. TOYOTA MOTOR CORPORATION JP 17,924
  7. BMW (BAYERISCHE MOTOREN WERKE) DE 14,214
  8. HONDA MOTOR COMPANY 12,527
  9. AUDI DE 10,806
  10. GM GLOBAL TECHNOLOGY OPERATIONS US 10,336

Top Applicants (CPC)

Class B60,2013–2023, worldwide · Source: EPO PATSTAT

  1. HYUNDAI MOTOR COMPANY KR 31,729
  2. FORD GLOBAL TECHNOLOGIES US 29,270
  3. KIA MOTORS CORPORATION KR 23,892
  4. ROBERT BOSCH DE 20,384
  5. TOYOTA MOTOR CORPORATION JP 20,311
  6. TOYOTA MOTOR CORPORATION 20,237
  7. BMW (BAYERISCHE MOTOREN WERKE) DE 14,629
  8. GM GLOBAL TECHNOLOGY OPERATIONS US 11,896
  9. AUDI DE 11,084
  10. HONDA MOTOR COMPANY 10,940