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PCE
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DIFF Subgroup
B65H 23/10

acting on running web (suction retarders B65H23/24)

Introduced: September 1968

Title

Titles differ between systems:

IPC: acting on running web

CPC: acting on running web (suction retarders B65H23/24)

Full Title

Full titles differ between systems:

IPC:

Registering, tensioning, smoothing, or guiding webs > longitudinally > by retarding devices, e.g. acting on web-roll spindle > acting on running web

CPC:

Registering, tensioning, smoothing or guiding webs (registering articles B65H9/00; in connection with splicing B65H21/00) > longitudinally > by retarding devices, e.g. acting on web-roll spindle > acting on running web (suction retarders B65H23/24)

Of 3 combined children, 2 exist in both systems.

1 codes are CPC-only extensions.

Child Classifications

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  • B65H 23/105 CPC only CPC only
  • B65H 23/12 and causing parts thereof to move in opposite directions and in frictional engagement IPC+CPC Available in IPC and CPC
  • B65H 23/14 Tensioning rollers applying braking forces 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