US2922032A
Expired / Lapsed
US
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Superregenerative detector
Assignee: General Dynamics Corp
•
Filing: 1956-10-04
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Granted: 1960-01-19
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Expires: 1976-10-04
Abstract
No abstract record available.
Inventors
- 👤 Ralph W Haas
- 👤 John R Scantlin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 06:27
CPC Classifications
H; H04; H04W; H04W88/00; H04W88/02; H04W88/022; H04W88/025; H04W88/027; G; G08; G08B; G08B3/00; G08B3/10; G08B3/1008; G08B3/1016; H03; H03D; H03D11/00; H03D11/02; H03D11/04; H04B; H04B1/00; H04B1/06; H04B1/16; H04B1/1638
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2550518A
Cited
US2751497A
Cited
US2742571A
Cited
US2760070A
Cited
US2789214A
Cited
US2836724A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-01-18 | 1963-07-20 | 1964-01-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-01-18 | 1967-07-20 | 1968-01-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-01-18 | 1971-07-20 | 1972-01-19 | $7700.00 | Window Closed / Lapsed |