Patent US2953059A successfully refreshed from Google Patents.
US2953059A
Expired / Lapsed
US
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Optimum aperture ratio for transceiver
Assignee: Individual
•
Filing: 1957-08-05
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Granted: 1960-09-20
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Expires: 1977-08-05
Abstract
No abstract record available.
Inventors
- 👤 Isaac P Rodman
- 👤 James L Winget
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 05:40
CPC Classifications
G; G01; G01S; G01S7/00; G01S7/48; G01S7/481; G01S7/4811; G01S7/4813
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2424193A
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US2409030A
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US2468042A
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US2490899A
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US2506946A
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US2493543A
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US2665420A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-09-20 | 1964-03-21 | 1964-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-09-20 | 1968-03-21 | 1968-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-09-20 | 1972-03-21 | 1972-09-20 | $7700.00 | Window Closed / Lapsed |