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DIFF Subgroup
B65D 90/32

Arrangements for preventing, or minimising the effect of, excessive or insufficient pressure (valves per se F16K)

Introduced: January 1980

Title

Titles differ between systems:

IPC: Arrangements for preventing, or minimising the effect of, excessive or insufficient pressure

CPC: Arrangements for preventing, or minimising the effect of, excessive or insufficient pressure (valves per se F16K)

Full Title

Full titles differ between systems:

IPC:

Component parts, details or accessories for large containers > Safety features > Arrangements for preventing, or minimising the effect of, excessive or insufficient pressure

CPC:

Component parts, details or accessories for large containers (B65D88/34 - B65D88/78 take precedence) > Safety features > Arrangements for preventing, or minimising the effect of, excessive or insufficient pressure (valves per se F16K)

Of 3 combined children, 2 exist in both systems.

1 codes are CPC-only extensions.

1 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 1980.

Child Classifications

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  • B65D 90/325 CPC only CPC only
  • B65D 90/34 Venting means (vehicle fuel tanks characterised by venting means B60K15/035) since 1980 IPC+CPC Available in IPC and CPC
  • B65D 90/36 Weakened parts since 1980 IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class B65,2013–2023, worldwide · Source: EPO PATSTAT

  1. CANON 3,755
  2. SGCC(STATE GRID CORPORATION OF CHINA) 3,721
  3. YOSHINO KOGYOSHO COMPANY 3,659
  4. DNP (DAINIPPON PRINTING COMPANY) 3,573
  5. KRONES DE 3,114
  6. P&G (PROCTER & GAMBLE COMPANY) US 2,777
  7. TOPPAN PRINTING COMPANY 2,720
  8. SEIKO EPSON CORPORATION 2,574
  9. KYOCERA DOCUMENT SOLUTIONS 2,371
  10. RICOH COMPANY 2,349

Top Applicants (CPC)

Class B65,2013–2023, worldwide · Source: EPO PATSTAT

  1. P&G (PROCTER & GAMBLE COMPANY) US 3,369
  2. KRONES DE 3,304
  3. TETRA LAVAL HOLDINGS & FINANCE CH 2,227
  4. CANON JP 2,051
  5. AUTOSTORE TECHNOLOGY NO 1,731
  6. GPI (GRAPHIC PACKAGING INTERNATIONAL) US 1,707
  7. CANON 1,693
  8. G.D IT 1,678
  9. MURATA MACHINERY JP 1,664
  10. DAIFUKU COMPANY JP 1,654