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US2717312A
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Radio beam antenna arrangements
Assignee: International Standard Electric Corp
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Filing: 1952-07-28
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Granted: 1955-09-06
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Expires: 1972-07-28
Abstract
No abstract record available.
Inventors
- 👤 Taylor Frank Howard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 19:07
CPC Classifications
H; H01; H01Q; H01Q19/00; H01Q19/10; H01Q19/104; H01Q15/00; H01Q15/0006; H01Q15/0013; H01Q15/0026; H01Q17/00; H01Q17/001
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US451134A
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US1546264A
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US1479112A
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US1738654A
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US2594971A
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US2599944A
Cited
US2503098A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-09-05 | 1959-03-07 | 1959-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-09-05 | 1963-03-07 | 1963-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-09-05 | 1967-03-07 | 1967-09-06 | $7700.00 | Window Closed / Lapsed |