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US2534437A
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US
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Ultra high frequency transmission line system
Assignee: Unisys Corp
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Filing: 1949-03-30
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Granted: 1950-12-19
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Expires: 1969-03-30
Abstract
No abstract record available.
Inventors
- 👤 Edward L Ginzton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:32
CPC Classifications
G; G01; G01R; G01R1/00; G01R1/20; G01R1/24; G01R1/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2203481A
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US2404797A
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US2437482A
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US2468151A
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US2483419A
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US2454042A
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US2415151A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-12-18 | 1954-06-19 | 1954-12-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-12-18 | 1958-06-19 | 1958-12-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-12-18 | 1962-06-19 | 1962-12-19 | $7700.00 | Window Closed / Lapsed |