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PCE
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DIFF Subgroup
F01L 7/18

Component parts, details, or accessories not provided for in preceding subgroups of this group

Introduced: September 1968

Title

Titles differ between systems:

IPC: Component parts, details, or accessories, not provided for in preceding subgroups of this group

CPC: Component parts, details, or accessories not provided for in preceding subgroups of this group

Full Title

Full titles differ between systems:

IPC:

Rotary or oscillatory slide-valve gear or valve arrangements > Component parts, details, or accessories, not provided for in preceding subgroups of this group

CPC:

Rotary or oscillatory slide valve-gear or valve arrangements (slide valves with combined rotary and non-rotary movements, combinations of rotary and non-rotary slide valves F01L5/00) > Component parts, details, or accessories not provided for in preceding subgroups of this group

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

Top Applicants

Top Applicants (IPC)

Class F01,2013–2023, worldwide · Source: EPO PATSTAT

  1. GE (GENERAL ELECTRIC COMPANY) US 8,496
  2. UNITED TECHNOLOGIES CORPORATION (UTC) US 7,291
  3. SAFRAN AIRCRAFT ENGINES FR 5,503
  4. TOYOTA MOTOR CORPORATION 4,556
  5. SIEMENS DE 3,992
  6. HYUNDAI MOTOR COMPANY KR 3,929
  7. RAYTHEON TECHNOLOGIES CORPORATION US 3,534
  8. FORD GLOBAL TECHNOLOGIES US 3,407
  9. TOYOTA MOTOR CORPORATION JP 3,042
  10. WEICHAI POWER COMPANY 2,888

Top Applicants (CPC)

Class F01,2013–2023, worldwide · Source: EPO PATSTAT

  1. GE (GENERAL ELECTRIC COMPANY) US 9,989
  2. UNITED TECHNOLOGIES CORPORATION (UTC) US 8,110
  3. SAFRAN AIRCRAFT ENGINES FR 6,248
  4. HYUNDAI MOTOR COMPANY KR 4,530
  5. SIEMENS DE 4,461
  6. FORD GLOBAL TECHNOLOGIES US 4,029
  7. RAYTHEON TECHNOLOGIES CORPORATION US 3,947
  8. TOYOTA MOTOR CORPORATION JP 3,734
  9. GE (GENERAL ELECTRIC COMPANY) 3,415
  10. SCHAEFFLER TECHNOLOGIES & COMPANY DE 3,063