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PCE
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DIFF Subgroup
F02M 3/08

Other details of idling devices (fighting ice-formation by heating idling ports F02M15/02)

Introduced: September 1968

Title

Titles differ between systems:

IPC: Other details of idling devices

CPC: Other details of idling devices (fighting ice-formation by heating idling ports F02M15/02)

Full Title

Full titles differ between systems:

IPC:

Idling devices for carburettors > Other details of idling devices

CPC:

Idling devices for carburettors (with means for facilitating engine's idling below operational temperatures F02M1/00) > Other details of idling devices (fighting ice-formation by heating idling ports F02M15/02)

IPC and CPC are identically structured here. All 4 subcodes exist in both systems.

2 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 1985.

Child Classifications

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  • F02M 3/09 Valves responsive to engine conditions, e.g. manifold vacuum (carburettors with means for facilitating engine's idling below operational temperatures F02M1/00) since 1990 IPC+CPC Available in IPC and CPC
  • F02M 3/12 Passageway systems since 1985 IPC+CPC Available in IPC and CPC
  • F02M 3/14 Location of idling system outlet relative to throttle valve since 1985 IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class F02,2013–2023, worldwide · Source: EPO PATSTAT

  1. TOYOTA MOTOR CORPORATION 8,687
  2. ROBERT BOSCH DE 8,328
  3. FORD GLOBAL TECHNOLOGIES US 7,423
  4. GE (GENERAL ELECTRIC COMPANY) US 5,732
  5. UNITED TECHNOLOGIES CORPORATION (UTC) US 5,592
  6. HYUNDAI MOTOR COMPANY KR 4,699
  7. TOYOTA MOTOR CORPORATION JP 4,541
  8. DENSO CORPORATION 3,711
  9. WEICHAI POWER COMPANY 3,486
  10. SAFRAN AIRCRAFT ENGINES FR 3,249

Top Applicants (CPC)

Class F02,2013–2023, worldwide · Source: EPO PATSTAT

  1. ROBERT BOSCH DE 8,801
  2. FORD GLOBAL TECHNOLOGIES US 8,171
  3. GE (GENERAL ELECTRIC COMPANY) US 6,957
  4. HYUNDAI MOTOR COMPANY KR 5,390
  5. UNITED TECHNOLOGIES CORPORATION (UTC) US 5,250
  6. TOYOTA MOTOR CORPORATION JP 5,214
  7. TOYOTA MOTOR CORPORATION 4,149
  8. DENSO CORPORATION JP 3,400
  9. KIA MOTORS CORPORATION KR 3,388
  10. SAFRAN AIRCRAFT ENGINES FR 3,332