US2658962A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric switch
Assignee: Lucas Support Services Ltd
•
Filing: 1950-02-06
•
Granted: 1953-11-10
•
Expires: 1970-02-06
Abstract
No abstract record available.
Inventors
- 👤 Bourne William George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:17
CPC Classifications
F; F02; F02N; F02N7/00; F02N7/08; F02N13/00; H; H01; H01H; H01H25/00; H01H25/06; H01H25/065; F02N11/00; F02N11/08; F02N11/087; H01H9/00; H01H9/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US734291A
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US708096A
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US916476A
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US1019467A
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US1078463A
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US1889514A
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US1940928A
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US1940930A
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US2278840A
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US2469274A
Cited
US2569511A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-11-09 | 1957-05-11 | 1957-11-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-11-09 | 1961-05-11 | 1961-11-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-11-09 | 1965-05-11 | 1965-11-10 | $7700.00 | Window Closed / Lapsed |