US2919353A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Solar powered portable radio receiver or the like
Assignee: Hoffman Electronics Corp
•
Filing: 1956-02-03
•
Granted: 1959-12-29
•
Expires: 1976-02-03
Abstract
No abstract record available.
Inventors
- 👤 Maurice E Paradise
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:53
CPC Classifications
H; H10; H10F; H10F77/00; H10F77/95; H10F77/953; H10F77/955; Y; Y02; Y02E; Y02E10/00; Y02E10/50; Y10; Y10S; Y10S136/00; Y10S136/291
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1683270A
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US1725329A
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US2000642A
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US1993070A
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US2145147A
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US2280465A
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US2323473A
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US2336104A
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US2480405A
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US2502667A
Cited
US2762932A
Cited
US2671623A
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US2780765A
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US2776364A
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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) | 1962-12-28 | 1963-06-29 | 1963-12-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-12-28 | 1967-06-29 | 1967-12-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-12-28 | 1971-06-29 | 1971-12-29 | $7700.00 | Window Closed / Lapsed |