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DIFF Subgroup
B25B 27/26

compressing the springs

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Hand tools or bench devices, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for > for assembling objects other than by press fit or detaching same > mounting or demounting valves > compressing the springs

CPC:

Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for (machines for simply fitting together or separating metal parts or objects B23P19/00) > for assembling objects other than by press fit or detaching same > mounting or demounting valves (for tyre valves B60C25/18) > compressing the springs

No child classifications to compare. This is a leaf node in both IPC and CPC.

Top Applicants

Top Applicants (IPC)

Class B25,2013–2023, worldwide · Source: EPO PATSTAT

  1. SGCC(STATE GRID CORPORATION OF CHINA) 4,635
  2. FANUC JP 3,353
  3. ROBERT BOSCH DE 2,950
  4. LG ELECTRONICS KR 2,397
  5. HILTI LI 2,243
  6. FANUC 2,234
  7. SEIKO EPSON CORPORATION 2,131
  8. KAWASAKI HEAVY IND JP 1,940
  9. MAKITA CORPORATION 1,851
  10. SAMSUNG ELECTRONICS COMPANY KR 1,562

Top Applicants (CPC)

Class B25,2013–2023, worldwide · Source: EPO PATSTAT

  1. FANUC JP 3,700
  2. ROBERT BOSCH DE 3,293
  3. LG ELECTRONICS KR 2,871
  4. HILTI LI 2,424
  5. FANUC 2,406
  6. KAWASAKI HEAVY IND JP 2,103
  7. SAMSUNG ELECTRONICS COMPANY KR 1,854
  8. MILWAUKEE ELECTRIC TOOL CORPORATION US 1,825
  9. MAKITA CORPORATION JP 1,677
  10. SGCC(STATE GRID CORPORATION OF CHINA) 1,513