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CPC Main Group
B25J 21/00

Chambers provided with manipulation devices (constructional features of the mounting of the manipulator in the wall B25J1/08 )

Filing statistics

CPC B25J 21/00 belongs to the parent subclass B25J, which recorded 199,981 patent applications worldwide between 2013 and 2023. Annual filings grew from 5,886 in 2013 to 21,998 in 2023 (+274%), peaking at 25,413 applications in 2020. The most active applicants in class B25 are FANUC (3,700 applications), ROBERT BOSCH (3,293 applications) and LG ELECTRONICS (2,871 applications).

Source: EPO PATSTAT, worldwide filings

2 direct subcodes

Child Classifications

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  • B25J 21/005
  • B25J 21/02 Glove-boxes, i.e. chambers in which manipulations are performed by the human hands in gloves built into the chamber walls ; Gloves therefor

Top Applicants

Top 10 applicants by patent filingsfor 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