Patent US3616641A successfully refreshed from Google Patents.
US3616641A
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US
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Date and day correcting device of a calendar timepiece
Assignee: Suwa Seikosha KK
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Filing: 1970-05-18
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Granted: 1971-11-02
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Expires: 1990-05-18
Abstract
Abstract A CALENDAR WATCH HAVING DATE AND DAY-OF-WEEK INDICATORS WHEREBY BOTH DATE AND DAY-OF-WEEK INDICATORS CAN BE CHANGED SIMULTANEOUSLY BY AXIAL MOVEMENT OF THE WINDING STEM OR DAY-OF-WEEK ONLY CAN BE CHANGED BY SAID AXIAL MOVEMENT.
Inventors
- 👤 Tooru Komori
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 15:06
CPC Classifications
G; G04; G04B; G04B19/00; G04B19/24; G04B19/243; G04B19/247; G04B19/25
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-11-01 | 1975-05-03 | 1975-11-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-11-01 | 1979-05-03 | 1979-11-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-11-01 | 1983-05-03 | 1983-11-02 | $7700.00 | Window Closed / Lapsed |