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

Filing statistics

IPC B23C 3/00 belongs to the parent subclass B23C, which recorded 50,049 patent applications worldwide between 2013 and 2023. Annual filings grew from 3,150 in 2013 to 4,764 in 2023 (+51%), peaking at 6,658 applications in 2020. The most active applicants in class B23 are ITW (ILLINOIS TOOL WORKS) (3,407 applications), FANUC (3,120 applications) and DISCO ABRASIVE SYSTEM (2,777 applications).

Source: EPO PATSTAT, worldwide filings

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