IPC Main Group
B23P 15/00 Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
Introduced: September 1968
Last revised: January 2006
Classification Context
- Section:
- PERFORMING OPERATIONS; TRANSPORTING
- Class:
- MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- Subclass:
- METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
Filing statistics
IPC B23P 15/00 belongs to the parent subclass B23P, which recorded 233,653 patent applications worldwide between 2013 and 2023. Annual filings grew from 11,207 in 2013 to 27,063 in 2023 (+141%), peaking at 27,887 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
14 direct subcodes
Child Classifications
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- B23P 15/02 turbine or like blades from one piece
- B23P 15/04 turbine or like blades from several pieces
- B23P 15/06 piston rings from one piece
- B23P 15/08 piston rings from several pieces
- B23P 15/1 pistons
- B23P 15/12 gratings
- B23P 15/14 gear parts, e.g. gear wheels
- B23P 15/16 plates with holes of very small diameter e.g. for spinning or burner nozzles
- B23P 15/18 brake shoes
- B23P 15/2 railroad requirements, e.g. buffers
- B23P 15/22 cartridges or like shells
- B23P 15/24 dies
- B23P 15/26 heat exchangers
- B23P 15/28 cutting tools
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