US2437591A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric control device
Assignee: Revere Camera Co
•
Filing: 1944-04-27
•
Granted: 1948-03-09
•
Expires: 1964-04-27
Abstract
No abstract record available.
Inventors
- 👤 Theodore S Briskin
- 👤 Briskin Jack
- 👤 Golick Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:25
CPC Classifications
G; G05; G05D; G05D3/00; G05D3/12; G05D3/14; G05D3/1481
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1184345A
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US1678945A
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US1932040A
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US2114013A
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US2284353A
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US2164309A
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US2267114A
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US2397861A
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US2391333A
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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) | 1951-03-09 | 1951-09-08 | 1952-03-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-03-09 | 1955-09-08 | 1956-03-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-03-09 | 1959-09-08 | 1960-03-09 | $7700.00 | Window Closed / Lapsed |