US2803006A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radio system for relaying information signals
Assignee: Individual
•
Filing: 1946-03-11
•
Granted: 1957-08-13
•
Expires: 1966-03-11
Abstract
No abstract record available.
Inventors
- 👤 William J Jacobi
- 👤 Cork Bruce
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 02:40
CPC Classifications
G; G01; G01S; G01S7/00; G01S7/003; G01S7/006; H; H04; H04J; H04J3/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1856376A
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US1802745A
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US1843227A
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US2025190A
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US2092442A
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US2134562A
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US2213320A
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US2414265A
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US2457986A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-08-12 | 1961-02-11 | 1961-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-08-12 | 1965-02-11 | 1965-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-08-12 | 1969-02-11 | 1969-08-13 | $7700.00 | Window Closed / Lapsed |