IPC Main Group
B23C 3/00 Milling particular work; Special milling operations; Machines therefor
Introduced: September 1968
Last revised: January 2006
Classification Context
- Section:
- PERFORMING OPERATIONS; TRANSPORTING
- Class:
- MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- Subclass:
- MILLING
Related Keywords
SHARPENING of cutting edges by milling
13 direct subcodes
Child Classifications
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- B23C 3/02 Milling surfaces of revolution
- B23C 3/06 Milling crankshafts
- B23C 3/08 Milling cams, camshafts, or the like
- B23C 3/1 Relieving by milling
- B23C 3/12 Trimming or finishing edges, e.g. deburring welded corners
- B23C 3/13 Surface milling of plates, sheets or strips
- B23C 3/14 Scrubbing or peeling ingots or similar workpieces
- B23C 3/16 Working surfaces curved in two directions
- B23C 3/22 Forming overlapped joints, e.g. of the ends of piston-rings
- B23C 3/24 Making square or polygonal ends on workpieces, e.g. key studs on tools
- B23C 3/26 Making square or polygonal holes in workpieces, e.g. key holes in tools
- B23C 3/28 Grooving workpieces
- B23C 3/36 Milling milling-cutters
Top Applicants
Top 10 applicants by patent filingsfor class B23, 2013–2023, worldwide · Source: EPO PATSTAT
- ITW (ILLINOIS TOOL WORKS) US 3,407
- FANUC JP 3,120
- DISCO ABRASIVE SYSTEM 2,777
- HAN'S LASER TECHNOLOGY INDUSTRY GROUP COMPANY 2,629
- ROBERT BOSCH DE 2,468
- FANUC 2,273
- DISCO CORPORATION JP 2,267
- GE (GENERAL ELECTRIC COMPANY) US 1,611
- CHINESE ACADEMY OF SCIENCES 1,534
- ISCAR IL 1,499