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US2962716A
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US
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Antenna array
Assignee: TDK Micronas GmbH
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Filing: 1957-06-21
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Granted: 1960-11-29
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Expires: 1977-06-21
Abstract
No abstract record available.
Inventors
- 👤 Herbert F Engelmann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:11
CPC Classifications
H; H01; H01P; H01P3/00; H01P3/02; H01P3/08; H01P3/081; H01Q; H01Q9/00; H01Q9/04; H01Q9/06; H01Q9/065
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) | 1963-11-29 | 1964-05-30 | 1964-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-29 | 1968-05-30 | 1968-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-29 | 1972-05-30 | 1972-11-29 | $7700.00 | Window Closed / Lapsed |