US2833888A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Circuit breakers
Assignee: Safran Electrical and Power SAS
•
Filing: 1957-02-14
•
Granted: 1958-05-06
•
Expires: 1977-02-14
Abstract
No abstract record available.
Inventors
- 👤 Bessiere Pierre Etienne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 20:03
CPC Classifications
H; H01; H01H; H01H71/00; H01H71/10; H01H71/50; H01H71/58; H01H1/00; H01H1/12; H01H1/14; H01H73/00; H01H73/22; H01H73/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2287875A
Cited
US2467653A
Cited
US2613296A
Cited
US2701829A
Cited
US2686241A
Cited
US2768262A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-05-05 | 1961-11-04 | 1962-05-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-05-05 | 1965-11-04 | 1966-05-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-05-05 | 1969-11-04 | 1970-05-06 | $7700.00 | Window Closed / Lapsed |