US2513786A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Receiver system
Assignee: RCA Corp
•
Filing: 1945-02-14
•
Granted: 1950-07-04
•
Expires: 1965-02-14
Abstract
No abstract record available.
Inventors
- 👤 Murray G Crosby
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:47
CPC Classifications
H; H04; H04B; H04B1/00; H04B1/06; H04B1/16; H04B1/30; H03; H03D; H03D5/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2138746A
Cited
US2250519A
Cited
US2231386A
Cited
US2041855A
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US2173902A
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US2123716A
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US2240428A
Cited
US2209330A
Cited
US2144605A
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US2200062A
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US2200037A
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US2232390A
Cited
US2221087A
Cited
US2226366A
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US2214613A
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US2236497A
Cited
US2273098A
Cited
US2294182A
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US2246688A
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US2333990A
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US2286410A
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US2410817A
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US2404852A
Cited
US2389919A
Cited
US2341936A
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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) | 1953-07-03 | 1954-01-02 | 1954-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-07-03 | 1958-01-02 | 1958-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-07-03 | 1962-01-02 | 1962-07-04 | $7700.00 | Window Closed / Lapsed |