IPC Subgroup
B65G 45/1 Cleaning devices
Introduced: January 1990
Last revised: January 2006
Full Title
Lubricating, cleaning, or clearing devices > Cleaning devices
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
6 direct subcodes
Child Classifications
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- B65G 45/12 comprising scrapers
- B65G 45/18 comprising brushes
- B65G 45/2 comprising screws
- B65G 45/22 comprising fluid applying means
- B65G 45/24 comprising plural diverse cleaning devices
- B65G 45/26 for gathering residue after cleaning
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