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DIFF Subgroup
H02G 15/20

Cable fittings for cables filled with or surrounded by gas or oil (H02G15/34 takes precedence)

Introduced: September 1968

Title

Titles differ between systems:

IPC: Cable fittings for cables filled with or surrounded by gas or oil

CPC: Cable fittings for cables filled with or surrounded by gas or oil (H02G15/34 takes precedence)

Full Title

Full titles differ between systems:

IPC:

Cable fittings > Cable fittings for cables filled with or surrounded by gas or oil

CPC:

Cable fittings > Cable fittings for cables filled with or surrounded by gas or oil (H02G15/34 takes precedence)

Of 7 combined children, 6 exist in both systems.

1 codes are CPC-only extensions.

Child Classifications

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  • H02G 15/205 CPC only CPC only
  • H02G 15/26 Expansion vessels; Locking heads; Auxiliary pipe-lines IPC+CPC Available in IPC and CPC
  • H02G 15/28 structurally associated with devices for indicating the presence or location of non-electric faults IPC+CPC Available in IPC and CPC
  • H02G 15/30 with devices for relieving electrical stress since 1980 IPC+CPC Available in IPC and CPC
  • H02G 15/32 Cable inlets since 1980 IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class H02,2013–2023, worldwide · Source: EPO PATSTAT

  1. SGCC(STATE GRID CORPORATION OF CHINA) 54,496
  2. MITSUBISHI ELECTRIC CORPORATION JP 10,495
  3. TOYOTA MOTOR CORPORATION 9,464
  4. GUANGDONG POWER GRID CORPORATION 9,339
  5. ROBERT BOSCH DE 8,226
  6. SIEMENS DE 8,218
  7. DENSO CORPORATION 7,063
  8. MITSUBISHI ELECTRIC CORPORATION 6,619
  9. SAMSUNG ELECTRONICS COMPANY KR 5,826
  10. GREE ELECTRIC APPLIANCES 5,094

Top Applicants (CPC)

Class H02,2013–2023, worldwide · Source: EPO PATSTAT

  1. SGCC(STATE GRID CORPORATION OF CHINA) 24,515
  2. MITSUBISHI ELECTRIC CORPORATION JP 11,346
  3. SIEMENS DE 9,026
  4. ROBERT BOSCH DE 9,005
  5. SAMSUNG ELECTRONICS COMPANY KR 6,729
  6. GUANGDONG POWER GRID CORPORATION 5,740
  7. DENSO CORPORATION JP 5,077
  8. LG ELECTRONICS KR 5,041
  9. LG INNOTEK COMPANY KR 4,442
  10. TOYOTA MOTOR CORPORATION 4,349