IPC Main Group
B65G 53/00 Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
Introduced: September 1968
Last revised: January 2006
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
Additional Content
Dredging Winning materials out of alluvial deposits Hydraulic or pneumatic mine-filling-up machines
Related Keywords
conveying bulk material through conduits by FLUIDISINGconveying articles or bulk material through PIPE(S) by aid of fluidsPNEUMATIC(S) conveyersconveying articles or bulk material through TUBE(S) by aid of fluids
5 direct subcodes
Child Classifications
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- B65G 53/02 Floating material troughs
- B65G 53/04 Conveying materials in bulk pneumatically through pipes or tubes; Air slides
- B65G 53/3 Conveying materials in bulk through pipes or tubes by liquid pressure
- B65G 53/32 Conveying concrete, e.g. for distributing same at building sites
- B65G 53/34 Details
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