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DIFF Subgroup
B65D 90/501

comprising hollow spaces within walls

Introduced: January 2019

Full Title

Full titles differ between systems:

IPC:

Component parts, details or accessories for large containers > Arrangements of indicating or measuring devices > of leakage-indicating devices > comprising hollow spaces within walls

CPC:

Component parts, details or accessories for large containers (B65D88/34 - B65D88/78 take precedence) > Arrangements of indicating or measuring devices > of leakage-indicating devices > comprising hollow spaces within walls

IPC and CPC are identically structured here. All 1 subcodes exist in both systems.

IPC defines codes here since 2019.

Child Classifications

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  • B65D 90/503 under pressure or vacuum since 2019 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