US2472196A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transmit-receive system
Assignee: Individual
•
Filing: 1945-05-17
•
Granted: 1949-06-07
•
Expires: 1965-05-17
Abstract
No abstract record available.
Inventors
- 👤 Bruce B Cork
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:51
CPC Classifications
H; H01; H01J; H01J17/00; H01J17/02; H01J17/04; G; G01; G01S; G01S7/00; G01S7/02; G01S7/03; G01S7/034
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1523011A
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US2178299A
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US2401717A
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US2322971A
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US2270949A
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US2400796A
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US2412640A
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US2392664A
Cited
US2433387A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-06-06 | 1952-12-06 | 1953-06-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-06-06 | 1956-12-06 | 1957-06-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-06-06 | 1960-12-06 | 1961-06-07 | $7700.00 | Window Closed / Lapsed |