US3511999A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Light responsive continuously tested tripping device for electric circuit breaker
Assignee: Merlin Gerin SA
•
Filing: 1966-11-02
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Granted: 1970-05-12
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Expires: 1986-11-02
Abstract
No abstract record available.
Inventors
- 👤 Yves Pelenc
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 14:16
CPC Classifications
G; G01; G01R; G01R31/00; G01R31/327; G01R31/3271; G01R31/3272; G01R31/3274; G01R31/3275; H; H01; H01H; H01H33/00; H01H33/02; H01H33/42; H01H33/423; H01H71/00; H01H71/10; H01H71/12; H02; H02H; H02H1/00; H02H1/0061; H02H1/0069
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3209154A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-05-11 | 1973-11-10 | 1974-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-11 | 1977-11-10 | 1978-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-11 | 1981-11-10 | 1982-05-12 | $7700.00 | Window Closed / Lapsed |