US2849550A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric switch
Assignee: Individual
•
Filing: 1956-04-04
•
Granted: 1958-08-26
•
Expires: 1976-04-04
Abstract
No abstract record available.
Inventors
- 👤 Francois J Olmer
- 👤 Chasnoff Jules
- 👤 Jack M Chasnoff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:43
CPC Classifications
H; H01; H01H; H01H29/00; H01H29/02; H01H29/08; H01H29/10; G; G04; G04F; G04F1/00; G04F1/04; G04F1/06; G04F1/066
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1995541A
Cited
US2319349A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-08-25 | 1962-02-24 | 1962-08-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-25 | 1966-02-24 | 1966-08-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-25 | 1970-02-24 | 1970-08-26 | $7700.00 | Window Closed / Lapsed |