Patent US2789413A successfully refreshed from Google Patents.
US2789413A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic winding mechanism for watches
Assignee: Tissot SA
•
Filing: 1953-02-02
•
Granted: 1957-04-23
•
Expires: 1973-02-02
Abstract
No abstract record available.
Inventors
- 👤 Cachelin Gerard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 10:27
CPC Classifications
G; G04; G04B; G04B5/00; G04B5/02; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19172
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-04-22 | 1960-10-22 | 1961-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-04-22 | 1964-10-22 | 1965-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-04-22 | 1968-10-22 | 1969-04-23 | $7700.00 | Window Closed / Lapsed |