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DIFF Subgroup
B65D 51/02

Loosely-engaging lids or covers for jars, cans or like containers for liquids without means for effecting sealing of container

Introduced: September 1968

Full Title

Closures not otherwise provided for > Loosely-engaging lids or covers for jars, cans or like containers for liquids without means for effecting sealing of container

IPC and CPC are identically structured here. All 5 subcodes exist in both systems.

2 shared codes have differing titles between IPC and CPC.

Child Classifications

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  • B65D 51/04 hinged (B65D51/10 takes precedence) IPC+CPC Available in IPC and CPC
  • B65D 51/06 collapsible IPC+CPC Available in IPC and CPC
  • B65D 51/08 with axial projections fitting within, or around, the walls defining the openings, e.g. for milk churns IPC+CPC Available in IPC and CPC
  • B65D 51/10 opening automatically when container is tilted for pouring IPC+CPC Available in IPC and CPC
  • B65D 51/12 Flexible non-elastic covers 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