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CPC Main Group
B65H 51/00

Forwarding filamentary material (stretch-spinning methods D01D5/12; drawing or drafting rovings or the like D01H5/00)

10 direct subcodes

Child Classifications

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  • B65H 51/015 Gathering a plurality of forwarding filamentary materials into a bundle
  • B65H 51/14 Aprons, endless belts, lattices, or like driven elements
  • B65H 51/16 Devices for entraining material by flow of liquids or gases, e.g. air-blast devices (blowing slag wool in molten state C03B37/06)
  • B65H 51/18 Gripping devices with linear motion
  • B65H 51/28 Arrangements for initiating a forwarding operation
  • B65H 51/30 Devices controlling the forwarding speed to synchronise with supply, treatment, or take-up apparatus (B65H59/10, B65H59/38 take precedence)
  • B65H 51/32 Supporting or driving arrangements for forwarding devices

Top Applicants

Top 10 applicants by patent filingsfor 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