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US3099836A
Expired / Lapsed
US
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V-strip antenna with artificial dielectric lens
Assignee: Lockheed Martin Corp
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Filing: 1960-05-16
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Granted: 1963-07-30
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Expires: 1980-05-16
Abstract
No abstract record available.
Inventors
- 👤 John W Carr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:23
CPC Classifications
H; H01; H01Q; H01Q13/00; H01Q13/08; H01Q15/00; H01Q15/02; H01Q15/10; H01Q9/00; H01Q9/04; H01Q9/44
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
94 words
A UNDIRECTIONAL BROAD BAND ANTENNA SYSTEM COMPRISING A GENERALLY V-SHAPED ANTENNA HAVING ANGULARLY DISPOSED METAL STRIPS AS RADIATING ELEMENTS, THE ANGLE BETWEEN SAID METAN STRIPS BEING ABOUT 60 DEGREES, THE FLAT PORTIONS OF SAID STRIPS SUBSTANTIALLY FACING ONE ANOTHER THE WIDTH OF SAID STRIPS BEING SUBSTANTIALLY CONSTANT THROUGHOUT THEIR LENGTHS AND BEING SUFFICIENT TO ACHIEVE UNDIRECTIONAL OPERATION, MEANS EXCITING THE V-SHAPED ANTENNA AT ITS APEX SO THAT THE CURRENTS DEVELOPED IN THE MEATAL STRIPS ARE CONCENTRATED ON THE INSIDE SURFACES THEREOF AND PHASE CORRECTION MEANS OPERATIVELY CONNECTED TO AND DISPOSED BETWEEN SAID METAL STRIPS.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-07-29 | 1967-01-28 | 1967-07-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-29 | 1971-01-28 | 1971-07-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-29 | 1975-01-28 | 1975-07-30 | $7700.00 | Window Closed / Lapsed |