US2905773A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric switches
Assignee: Individual
•
Filing: 1957-11-13
•
Granted: 1959-09-22
•
Expires: 1977-11-13
Abstract
No abstract record available.
Inventors
- 👤 Guillemant Rene Edouard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 10:43
CPC Classifications
H; H01; H01H; H01H21/00; H01H21/02; H01H21/18; H01H21/22; H01H13/00; H01H13/70; H01H13/72; H01H13/74; H01H15/00; H01H15/02; H01H15/06; H03; H03J; H03J5/00; H03J5/24; H03J5/26; H03J5/32
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1084813A
Cited
US1244110A
Cited
US1290701A
Cited
US2234405A
Cited
US2491168A
Cited
US2649513A
Cited
US2682643A
Cited
DE945264C
Cited
FR1121060A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-09-21 | 1963-03-23 | 1963-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-09-21 | 1967-03-23 | 1967-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-09-21 | 1971-03-23 | 1971-09-22 | $7700.00 | Window Closed / Lapsed |