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US3050631A
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US
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Device for energizing a timepiece, including at least one photoelectric cell
Assignee: Baumgartner Freres SA
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Filing: 1960-12-14
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Granted: 1962-08-21
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Expires: 1980-12-14
Abstract
No abstract record available.
Inventors
- 👤 Bourguignon Jules Flore Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:04
CPC Classifications
G; G04; G04C; G04C10/00; G04C10/02; G04B; G04B37/00; G04B37/14; G04B37/1406; G04B37/1426
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2913583A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-08-20 | 1966-02-19 | 1966-08-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-20 | 1970-02-19 | 1970-08-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-20 | 1974-02-19 | 1974-08-21 | $7700.00 | Window Closed / Lapsed |