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IPC Subgroup
B65H 20/36

having means to optionally advance the web either in one longitudinal direction or in the opposite longitudinal direction

Introduced: January 1985

Last revised: January 2006

Full Title

Advancing webs > having means to optionally advance the web either in one longitudinal direction or in the opposite longitudinal direction

Classification Context

Section:
PERFORMING OPERATIONS; TRANSPORTING
Class:
CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
Subclass:
HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES

2 direct subcodes

Child Classifications

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  • B65H 20/38 by changing the direction of mechanism driving the web-roll spindle
  • B65H 20/4 by changing the direction of mechanism driving the pinch roller

Top Applicants

Top 10 applicants by patent filingsfor 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