Patent US3078379A successfully refreshed from Google Patents.
Patent US3389379A successfully refreshed from Google Patents.
US2994869A
Expired / Lapsed
US
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Microwave antenna system
Assignee: Individual
•
Filing: 1950-05-23
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Granted: 1961-08-01
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Expires: 1970-05-23
Abstract
No abstract record available.
Inventors
- 👤 Orville C Woodyard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 16:27
CPC Classifications
H; H01; H01Q; H01Q25/00; H01Q25/04; G; G01; G01S; G01S13/00; G01S13/02; G01S13/06; G01S13/42; G01S13/44; G01S13/4445
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2426400A
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US2502456A
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US2482162A
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US2464276A
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US2527477A
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US2432173A
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US2523455A
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US2453414A
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US2589843A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-07-31 | 1965-01-30 | 1965-08-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-07-31 | 1969-01-30 | 1969-08-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-07-31 | 1973-01-30 | 1973-08-01 | $7700.00 | Window Closed / Lapsed |