IPC Main Group
B65B 57/00 Automatic control, checking, warning or safety devices
Introduced: September 1968
Last revised: January 2006
Classification Context
- Section:
- PERFORMING OPERATIONS; TRANSPORTING
- Class:
- CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- Subclass:
- MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
4 direct subcodes
Child Classifications
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- B65B 57/02 responsive to absence, presence, abnormal feed, or misplacement of binding or wrapping material, containers, or packages
- B65B 57/1 responsive to absence, presence, abnormal feed, or misplacement of articles or materials to be packaged
- B65B 57/18 causing operation of audible or visible alarm signals
- B65B 57/2 Applications of counting devices for controlling the feed of articles
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