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IPC Subgroup
B65H 23/04

longitudinally

Introduced: September 1968

Last revised: January 2006

Full Title

Registering, tensioning, smoothing, or guiding webs > longitudinally

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

9 direct subcodes

Child Classifications

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  • B65H 23/16 by weighted or spring-pressed movable bars or rollers
  • B65H 23/24 by fluid action, e.g. to retard the running web
  • B65H 23/26 by transverse stationary or adjustable bars or rollers
  • B65H 23/28 by longitudinally-extending strips, tubes, plates, or wires
  • B65H 23/3 by longitudinally-extending flexible tapes or bands
  • B65H 23/32 Arrangements for turning or reversing webs
  • B65H 23/34 Apparatus for taking-out curl from webs

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