US2762880A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric slide switch
Assignee: Stackpole Carbon Co
•
Filing: 1953-05-11
•
Granted: 1956-09-11
•
Expires: 1973-05-11
Abstract
No abstract record available.
Inventors
- 👤 Clarence J Hathorn
- 👤 Edward J Schreiber
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 00:50
CPC Classifications
H; H01; H01H; H01H15/00; H01H15/02; H01H15/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1740535A
Cited
US2303693A
Cited
US2384652A
Cited
US2453498A
Cited
US2550145A
Cited
US2588793A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-09-11 | 1960-03-12 | 1960-09-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-09-11 | 1964-03-12 | 1964-09-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-09-11 | 1968-03-12 | 1968-09-11 | $7700.00 | Window Closed / Lapsed |