US2416336A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radio receiver
Assignee: STC PLC
•
Filing: 1942-05-21
•
Granted: 1947-02-25
•
Expires: 1962-05-21
Abstract
No abstract record available.
Inventors
- 👤 Marchand Nathan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 12:39
CPC Classifications
H; H04; H04B; H04B7/00; H04B7/02; H04B7/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2134850A
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US2082317A
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US2162335A
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US2100733A
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US2262147A
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US2206695A
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US2203750A
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US2256539A
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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) | 1950-02-24 | 1950-08-26 | 1951-02-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-02-24 | 1954-08-26 | 1955-02-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-02-24 | 1958-08-26 | 1959-02-25 | $7700.00 | Window Closed / Lapsed |