US2801815A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Remote control system
Assignee: Individual
•
Filing: 1945-07-06
•
Granted: 1957-08-06
•
Expires: 1965-07-06
Abstract
No abstract record available.
Inventors
- 👤 Everard M Williams
- 👤 Edwin V Cousy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:04
CPC Classifications
F; F41; F41G; F41G7/00; F41G7/20; F41G7/24; G; G01; G01S; G01S13/00; G01S13/02; G01S13/06; G01S13/42; G01S13/422
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2451917A
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US2404942A
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US2397088A
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US2557949A
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US2452349A
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US2476301A
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US2616640A
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US2458175A
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US2478241A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-08-05 | 1961-02-04 | 1961-08-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-08-05 | 1965-02-04 | 1965-08-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-08-05 | 1969-02-04 | 1969-08-06 | $7700.00 | Window Closed / Lapsed |