US2676246A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Superregenerative receiver for very short wave
Assignee: Hartford National Bank and Trust Co
•
Filing: 1950-10-05
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Granted: 1954-04-20
•
Expires: 1970-10-05
Abstract
No abstract record available.
Inventors
- 👤 Rinia Herre
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:32
CPC Classifications
H; H03; H03D; H03D11/00; H03D11/02; H01; H01J; H01J25/00; H01J25/34; H01J25/36; H01J25/38
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1915076A
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US2064469A
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US2096460A
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US2232050A
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US2190511A
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US2190515A
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US2300052A
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US2379673A
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US2520383A
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US2603772A
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US2593113A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-04-19 | 1957-10-19 | 1958-04-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-04-19 | 1961-10-19 | 1962-04-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-04-19 | 1965-10-19 | 1966-04-20 | $7700.00 | Window Closed / Lapsed |