US2773347A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Winding crown for timepiece movement
Assignee: Manufacture des Montres Universal Perret Freres SA
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Filing: 1954-08-13
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Granted: 1956-12-11
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Expires: 1974-08-13
Abstract
No abstract record available.
Inventors
- 👤 Froidevaux Jean-Michel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 15:18
CPC Classifications
G; G04; G04B; G04B37/00; G04B37/08; G04B37/10
Claims Analysis
Total Claims: 0
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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) | 1959-12-11 | 1960-06-11 | 1960-12-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-12-11 | 1964-06-11 | 1964-12-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-12-11 | 1968-06-11 | 1968-12-11 | $7700.00 | Window Closed / Lapsed |