CPC Main Group Additional Only
B23B 2226/00 Materials of tools or workpieces not comprising a metal
Filing statistics
CPC B23B 2226/00 belongs to the parent subclass B23B, which recorded 66,933 patent applications worldwide between 2013 and 2023. Annual filings declined from 4,756 in 2013 to 4,707 in 2023 (-1%), peaking at 7,816 applications in 2018. The most active applicants in class B23 are ITW (ILLINOIS TOOL WORKS) (3,642 applications), DISCO CORPORATION (3,316 applications) and FANUC (3,111 applications).
Source: EPO PATSTAT, worldwide filings
22 direct subcodes
Child Classifications
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- B23B 2226/04 Aromatic polyamides
- B23B 2226/09 Asbestos
- B23B 2226/12 Boron nitride
- B23B 2226/15 Cardboard
- B23B 2226/18 Ceramic
- B23B 2226/27 Composites
- B23B 2226/31 Diamond
- B23B 2226/33 Elastomers, e.g. rubber
- B23B 2226/36 Epoxy
- B23B 2226/39 Foam
- B23B 2226/42 Gem, i.e. precious stone
- B23B 2226/45 Glass
- B23B 2226/48 Ice
- B23B 2226/54 Paper
- B23B 2226/57 Plasterboard, i.e. sheetrock
- B23B 2226/61 Plastics not otherwise provided for, e.g. nylon
- B23B 2226/63 Polyurethane
- B23B 2226/66 Polytetrafluoroethylene
- B23B 2226/69 Sapphire
- B23B 2226/72 Silicon carbide
Top Applicants
Top 10 applicants by patent filingsfor class B23, 2013–2023, worldwide · Source: EPO PATSTAT
- ITW (ILLINOIS TOOL WORKS) US 3,642
- DISCO CORPORATION JP 3,316
- FANUC JP 3,111
- ROBERT BOSCH DE 2,711
- FANUC 2,163
- GE (GENERAL ELECTRIC COMPANY) US 2,113
- ISCAR IL 1,516
- SIEMENS DE 1,459
- LINCOLN GLOBAL US 1,433
- KOBE STEEL JP 1,423