US3308313A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Torsion oscillator
Assignee: Movado Watch Co SA
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Filing: 1966-01-11
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Granted: 1967-03-07
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Expires: 1986-01-11
Abstract
No abstract record available.
Inventors
- 👤 Favre Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 08:58
CPC Classifications
G; G04; G04B; G04B17/00; G04B17/04; G04B17/10
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
86 words
A TORSION OSCILLATOR FOR AN ELECTRONIC CLOCK HAVING A BASE COMPRISING TWO TORSION SPRING SYSTEMS ARRANGED COAXIALLY HAVING TORSIONAL AXES COINCIDING IN A COMMON AXIS, A SUPPORT HAVING TWO SIDES AND EXTENDING AT RIGHT ANGLES TO THE COMMON TORSIONAL AXIS, SAID SPRING SYSTEM BEING FIXED TO SAID SUPPORT, ONE OF SAID SYSTEMS EXTENDING OUT FROM ONE SIDE OF THE SUPPORT AND THE OTHER SYSTEM EXTENDING OUT FROM THE OTHER SIDE OF THE SUPPORT, TWO OSCILLATING MASSES FIXED TO THE FREE END OF THE TWO SPRING SYS-
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) | 1970-03-06 | 1970-09-05 | 1971-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-06 | 1974-09-05 | 1975-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-06 | 1978-09-05 | 1979-03-07 | $7700.00 | Window Closed / Lapsed |