IPC Subgroup
B65G 21/1 movable, or having interchangeable or relatively- movable parts; Devices for moving framework or parts thereof
Introduced: September 1968
Last revised: January 2006
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
Classification Context
- Section:
- PERFORMING OPERATIONS; TRANSPORTING
- Class:
- CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- Subclass:
- TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
2 direct subcodes
Child Classifications
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- 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
Top Applicants
Top 10 applicants by patent filingsfor class B65, 2013–2023, worldwide · Source: EPO PATSTAT
- CANON 3,755
- SGCC(STATE GRID CORPORATION OF CHINA) 3,721
- YOSHINO KOGYOSHO COMPANY 3,659
- DNP (DAINIPPON PRINTING COMPANY) 3,573
- KRONES DE 3,114
- P&G (PROCTER & GAMBLE COMPANY) US 2,777
- TOPPAN PRINTING COMPANY 2,720
- SEIKO EPSON CORPORATION 2,574
- KYOCERA DOCUMENT SOLUTIONS 2,371
- RICOH COMPANY 2,349