G04C 23/46 with provision for adjustment of the interval (G04C23/44 takes precedence)
Introduced: September 1968
Title
Titles differ between systems:
IPC: with provision for adjustment of the interval
CPC: with provision for adjustment of the interval (G04C23/44 takes precedence)
Full Title
Full titles differ between systems:
Clocks with attached or built-in means operating any device at preselected times or after preselected time-intervals > Mechanisms measuring a chosen time interval independently of the time of day at which the interval starts > acting only at the end of a single time interval > with provision for adjustment of the interval
Clocks with attached or built-in means operating any device at preselected times or after preselected time-intervals (if restricted to producing acoustic time signals by electrical means G04C21/00) > Mechanisms measuring a chosen time interval independently of the time of day at which interval starts > acting only at the end of a single time interval > with provision for adjustment of the interval (G04C23/44 takes precedence)
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
- THE SWATCH GROUP RESEARCH AND DEVELOPMENT CH 1,570
- ETA SA MANUFACTURE HORLOGERE SUISSE CH 1,409
- CASIO COMPUTER COMPANY 1,172
- SEIKO EPSON CORPORATION 1,100
- SAMSUNG ELECTRONICS COMPANY KR 768
- NIVAROX-FAR CH 750
- MONTRES BREGUET CH 707
- APPLE US 706
- SEIKO EPSON CORPORATION JP 648
- CITIZEN WATCH COMPANY 578
Top Applicants (CPC)
Class G04,2013–2023, worldwide · Source: EPO PATSTAT
- THE SWATCH GROUP RESEARCH AND DEVELOPMENT CH 1,705
- ETA SA MANUFACTURE HORLOGERE SUISSE CH 1,443
- SAMSUNG ELECTRONICS COMPANY KR 1,104
- APPLE US 1,038
- SEIKO EPSON CORPORATION 875
- NIVAROX-FAR CH 781
- CASIO COMPUTER COMPANY 734
- MONTRES BREGUET CH 715
- SEIKO EPSON CORPORATION JP 715
- OMEGA CH 555