G04G 15/00 Time-pieces comprising means to be operated at preselected times or after preselected time intervals (G04G11/00, G04G13/00 take precedence; ; pulse delay circuits H03K5/13; electronic time-delay switches H03K17/28; electronic time-programme switches which automatically terminate their operation after the programme is completed H03K17/296)
Introduced: January 1980
Title
Titles differ between systems:
IPC: Time-pieces comprising means to be operated at preselected times or after preselected time intervals
CPC: Time-pieces comprising means to be operated at preselected times or after preselected time intervals (G04G11/00, G04G13/00 take precedence; ; pulse delay circuits H03K5/13; electronic time-delay switches H03K17/28; electronic time-programme switches which automatically terminate their operation after the programme is completed H03K17/296)
Full Title
Full titles differ between systems:
Time-pieces comprising means to be operated at preselected times or after preselected time intervals
Time-pieces comprising means to be operated at preselected times or after preselected time intervals (G04G11/00, G04G13/00 take precedence; ; pulse delay circuits H03K5/13; electronic time-delay switches H03K17/28; electronic time-programme switches which automatically terminate their operation after the programme is completed H03K17/296)
Of 2 combined children, 0 exist in both systems.
2 codes are CPC-only extensions.
Child Classifications
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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