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DIFF Subgroup
G04B 15/12

Adjusting (tools therefor G04D1/02); Restricting the amplitude of the lever or the like

Introduced: September 1968

Title

Titles differ between systems:

IPC: Adjusting; Restricting the amplitude of the lever or the like

CPC: Adjusting (tools therefor G04D1/02); Restricting the amplitude of the lever or the like

Full Title

Full titles differ between systems:

IPC:

Escapements > Adjusting; Restricting the amplitude of the lever or the like

CPC:

Escapements ( electric or magnetic means for converting oscillatory to rotary motion in electromechanical time-pieces ) > Adjusting (tools therefor G04D1/02); Restricting the amplitude of the lever or the like

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

Top Applicants

Top Applicants (IPC)

Class G04,2013–2023, worldwide · Source: EPO PATSTAT

  1. THE SWATCH GROUP RESEARCH AND DEVELOPMENT CH 1,570
  2. ETA SA MANUFACTURE HORLOGERE SUISSE CH 1,409
  3. CASIO COMPUTER COMPANY 1,172
  4. SEIKO EPSON CORPORATION 1,100
  5. SAMSUNG ELECTRONICS COMPANY KR 768
  6. NIVAROX-FAR CH 750
  7. MONTRES BREGUET CH 707
  8. APPLE US 706
  9. SEIKO EPSON CORPORATION JP 648
  10. CITIZEN WATCH COMPANY 578

Top Applicants (CPC)

Class G04,2013–2023, worldwide · Source: EPO PATSTAT

  1. THE SWATCH GROUP RESEARCH AND DEVELOPMENT CH 1,705
  2. ETA SA MANUFACTURE HORLOGERE SUISSE CH 1,443
  3. SAMSUNG ELECTRONICS COMPANY KR 1,104
  4. APPLE US 1,038
  5. SEIKO EPSON CORPORATION 875
  6. NIVAROX-FAR CH 781
  7. CASIO COMPUTER COMPANY 734
  8. MONTRES BREGUET CH 715
  9. SEIKO EPSON CORPORATION JP 715
  10. OMEGA CH 555