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DIFF Subgroup
B65D 45/02

for applying axial pressure to engage closure with sealing surface

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Clamping or other pressure-applying devices for securing or retaining closure members > for applying axial pressure to engage closure with sealing surface

CPC:

Clamping or other pressure-applying devices for securing or retaining closure members (expansible stoppers B65D39/12) > for applying axial pressure to engage closure with sealing surface

Of 5 combined children, 4 exist in both systems.

1 codes are CPC-only extensions.

2 shared codes have differing titles between IPC and CPC.

Child Classifications

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  • B65D 45/025 CPC only CPC only
  • B65D 45/28 Elongated members, e.g. leaf springs, located substantially at right angles to closure axis and acting between the face of the closure and abutments on container 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