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CPC Subgroup
B65G 21/10

movable, or having interchangeable or relatively movable parts; Devices for moving framework or parts thereof

Full Title

Supporting or protective framework or housings for endless load-carriers or traction elements of belt or chain conveyors > movable, or having interchangeable or relatively movable parts; Devices for moving framework or parts thereof

Filing statistics

CPC B65G 21/10 belongs to the parent subclass B65G, which recorded 259,953 patent applications worldwide between 2013 and 2023. Annual filings grew from 10,147 in 2013 to 27,457 in 2023 (+171%), peaking at 33,933 applications in 2020. The most active applicants in class B65 are P&G (PROCTER & GAMBLE COMPANY) (3,369 applications), KRONES (3,304 applications) and TETRA LAVAL HOLDINGS & FINANCE (2,227 applications).

Source: EPO PATSTAT, worldwide filings

3 direct subcodes

Child Classifications

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  • B65G 21/105
  • B65G 21/12 to allow adjustment of position of load-carrier or traction element as a whole
  • B65G 21/14 to allow adjustment of length or configuration of load-carrier or traction element (varying speed of conveyance by adjusting configuration of load-carrier B65G23/00; )

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