DIFF Subgroup Additional Only
B25D 2217/0065 Use of dust covers
Full Title
Details of, or accessories for, portable power-driven percussive tools > Details related to cleaning or cooling the tool or workpiece > Use of dust covers
Of 1 combined children, 0 exist in both systems.
1 codes are CPC-only extensions.
Note: 1 CPC extensions are marked as secondary classification only.
Top Applicants
Top Applicants (IPC)
Class B25,2013–2023, worldwide · Source: EPO PATSTAT
- SGCC(STATE GRID CORPORATION OF CHINA) 4,635
- FANUC JP 3,353
- ROBERT BOSCH DE 2,950
- LG ELECTRONICS KR 2,397
- HILTI LI 2,243
- FANUC 2,234
- SEIKO EPSON CORPORATION 2,131
- KAWASAKI HEAVY IND JP 1,940
- MAKITA CORPORATION 1,851
- SAMSUNG ELECTRONICS COMPANY KR 1,562
Top Applicants (CPC)
Class B25,2013–2023, worldwide · Source: EPO PATSTAT
- FANUC JP 3,700
- ROBERT BOSCH DE 3,293
- LG ELECTRONICS KR 2,871
- HILTI LI 2,424
- FANUC 2,406
- KAWASAKI HEAVY IND JP 2,103
- SAMSUNG ELECTRONICS COMPANY KR 1,854
- MILWAUKEE ELECTRIC TOOL CORPORATION US 1,825
- MAKITA CORPORATION JP 1,677
- SGCC(STATE GRID CORPORATION OF CHINA) 1,513