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DIFF Main Group
G01F 15/00

Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus

Introduced: September 1968

Title

Titles differ between systems:

IPC: Details of, or accessories for, apparatus of groups insofar as such details or appliances are not adapted to particular types of such apparatus

CPC: Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus

Full Title

Full titles differ between systems:

IPC:

Details of, or accessories for, apparatus of groups insofar as such details or appliances are not adapted to particular types of such apparatus

CPC:

Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus

Of 14 combined children, 9 exist in both systems.

5 codes are CPC-only extensions.

1 shared codes have differing titles between IPC and CPC.

Child Classifications

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  • G01F 15/005 CPC only CPC only
  • G01F 15/006 CPC only CPC only
  • G01F 15/007 CPC only CPC only
  • G01F 15/008 CPC only CPC only
  • G01F 15/08 Air or gas separators in combination with liquid meters; Liquid separators in combination with gas-meters IPC+CPC Available in IPC and CPC
  • G01F 15/14 Casings, e.g. of special material IPC+CPC Available in IPC and CPC
  • G01F 15/16 Diaphragms; Bellows; Mountings therefor IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class G01,2013–2023, worldwide · Source: EPO PATSTAT

  1. SGCC(STATE GRID CORPORATION OF CHINA) 41,447
  2. CHINESE ACADEMY OF SCIENCES 32,952
  3. ROBERT BOSCH DE 16,470
  4. SAMSUNG ELECTRONICS COMPANY KR 10,052
  5. SINOPEC (CHINA PETROCHEMICAL CORPORATION) 9,573
  6. ZHEJIANG UNIVERSITY 9,529
  7. GUANGDONG POWER GRID CORPORATION 8,615
  8. TSINGHUA UNIVERSITY 7,805
  9. HALLIBURTON ENERGY SERVICES GROUP US 7,796
  10. QUALCOMM US 7,171

Top Applicants (CPC)

Class G01,2013–2023, worldwide · Source: EPO PATSTAT

  1. CHINESE ACADEMY OF SCIENCES 21,460
  2. ROBERT BOSCH DE 17,801
  3. SGCC(STATE GRID CORPORATION OF CHINA) 17,347
  4. SAMSUNG ELECTRONICS COMPANY KR 13,192
  5. QUALCOMM US 9,900
  6. HALLIBURTON ENERGY SERVICES GROUP US 9,742
  7. PHILIPS ELECTRONICS NL 7,249
  8. MITSUBISHI ELECTRIC CORPORATION JP 6,503
  9. ZHEJIANG UNIVERSITY 6,414
  10. DENSO CORPORATION JP 6,382