US3621649A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Watertight control member for watches
Assignee: Omega Louis Brandt and Frere SA
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Filing: 1969-12-01
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Granted: 1971-11-23
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Expires: 1989-12-01
Abstract
Abstract A WATERTIGHT CONTROL MEMBER FOR WATCHES, COMPRISING A GASKET WHICH ADHERES ON THE ONE HAND TO THE WATCHCASE OR TO A PART RIGIDLY FIXED TO THE WATCHCASE AND, ON THE OTHER HAND, TO THE MOVABLE PORTION OF THE CONTROL MEMBER, THE MIDDLE PORTION OF SAID GASKET BEING SUSCEPTIBLE OF DEFORMATION FOR PERMITTING THE ACTUATION OF THE CONTROL MEMBER WHILE CONTINUING THE ENSURE THE WATERTIGHTNESS.
Inventors
- 👤 Udrea Vulcan
- 👤 Etienne Cart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:57
CPC Classifications
G; G04; G04B; G04B37/00; G04B37/08; G04B37/10; G04B37/106
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) | 1974-11-22 | 1975-05-24 | 1975-11-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-11-22 | 1979-05-24 | 1979-11-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-11-22 | 1983-05-24 | 1983-11-23 | $7700.00 | Window Closed / Lapsed |