CPC Subgroup
B23D 19/04 having rotary shearing discs arranged in co-operating pairs
Full Title
Shearing machines or shearing devices cutting by rotary discs (by friction saw-discs B23D45/00) > having rotary shearing discs arranged in co-operating pairs
Filing statistics
CPC B23D 19/04 belongs to the parent subclass B23D, which recorded 41,298 patent applications worldwide between 2013 and 2023. Annual filings grew from 2,082 in 2013 to 3,632 in 2023 (+74%), peaking at 5,627 applications in 2020. 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
1 direct subcode
Child Classifications
Navigate with arrow keys, Enter to open
- B23D 19/06 with several spaced pairs of shearing discs working simultaneously, e.g. for trimming or making strips
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