Patent US3394378A successfully refreshed from Google Patents.
US3394378A
Expired / Lapsed
US
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Multiple reflector multiple frequency band antenna system
Assignee: Radiation Inc
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Filing: 1964-11-16
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Granted: 1968-07-23
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Expires: 1984-11-16
Abstract
No abstract record available.
Inventors
- 👤 La Vergne E Williams
- 👤 Roland E Moseley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:25
CPC Classifications
H; H01; H01Q; H01Q15/00; H01Q15/0006; H01Q15/0013; H01Q15/0033; H01Q5/00; H01Q5/40; H01Q5/45
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-07-23 | 1972-01-22 | 1972-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-23 | 1976-01-22 | 1976-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-23 | 1980-01-22 | 1980-07-23 | $7700.00 | Window Closed / Lapsed |