CPC Subgroup Additional Only
B23B 2250/12 Cooling and lubrication
Full Title
Compensating adverse effects during turning, boring or drilling > Cooling and lubrication
5 direct subcodes
Child Classifications
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- B23B 2250/121 Insert with coolant channels
- B23B 2250/122 Internal coolant reservoir
- B23B 2250/123 Meltable lubricant
- B23B 2250/124 Coolant trapping reservoir, e.g. recesses, pockets on external surface of tool
- B23B 2250/125 Improving heat transfer away from the working area of the tool by conduction
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