US3564553A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Airborne transmitting antenna
Assignee: Boeing North American Inc
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Filing: 1967-11-08
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Granted: 1971-02-16
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Expires: 1987-11-08
Abstract
Abstract AN AIRBORNE TRANSMITTING ANTENNA ASSEMBLY HAVING A DIELECTRIC BASE PORTION IS PROVIDED WITH ESSENTIALLY FLAT CONDUTORS THAT ARE EDGE-MOUNTED ONTO THE DIELECTRIC TO OBTAIN A SIGNIFICANTLY INCREASED POWER-HANDLING CAPABILITY WITHOUT ADVERSELY AFFECTING OTHER ANTENNA PERFORMANCE CHARACTERISTICS SUCH AS RADIATION PATTERNS, RADIATION AXIAL RATIOS, AND THE LIKE.
Inventors
- 👤 James D Leonard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 00:01
CPC Classifications
H; H01; H01Q; H01Q11/00; H01Q11/02; H01Q11/08; H01Q11/083; H01Q1/00; H01Q1/27; H01Q1/28; H01Q1/286; H01Q17/00; H01Q17/001
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-02-15 | 1974-08-17 | 1975-02-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-15 | 1978-08-17 | 1979-02-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-15 | 1982-08-17 | 1983-02-16 | $7700.00 | Window Closed / Lapsed |