US3257660A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Antenna using end fire elements, translatable or tiltable apart or together, to control beam width
Assignee: Individual
•
Filing: 1964-07-06
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Granted: 1966-06-21
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Expires: 1984-07-06
Abstract
No abstract record available.
Inventors
- 👤 Wilhelm A Schneider
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 15:20
CPC Classifications
H; H01; H01Q; H01Q25/00; H01Q25/002; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18888; Y10T74/21; Y10T74/2101
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
70 words
AN ANTENNA ARRAY COMPRISING A PLURALITY OF UNIDIRECTIONAL ANTENNA ELEMENTS, EACH SAID ELEMENT COMPRISING MEANS FOR VARYING THE EFFECTIVE APERTURE THEREOF, POSITIONING MEANS FOR MOUNTING SAID ELEMENT IN AN ARRAY WITH EACH SAID ELEMENT RADIATING IN SUBSTANTAILLY THE SAME GENERAL DIRECTION, AND ADJUSTABLE MEANS FOR ADJUSTING THE SPACING BETWEEN EACH SAID ANTENNA ELEMENT BETWEEN LIMITS WHEREIN SAID EFFECTIVE APERTURES OVERLAY AND WHEREIN SAID EFFECTIVE APERTURES ARE SPACED FROM EACH OTHER.
Claim 2
Dependent Claim
70 words
AN ANTENNA ARRAY COMPRISING A PLURALITY OF UNIDIRECTIONAL ANTENNA ELEMENTS, EACH SAID ELEMENT COMPRISING MEANS FOR VARYING THE EFFECTIVE APERTURE THEREOF, POSITIONING MEANS FOR MOUNTING SAID ELEMENT IN AN ARRAY WITH EACH SAID ELEMENT RADIATING IN SUBSTANTAILLY THE SAME GENERAL DIRECTION, AND ADJUSTABLE MEANS FOR ADJUSTING THE SPACING BETWEEN EACH SAID ANTENNA ELEMENT BETWEEN LIMITS WHEREIN SAID EFFECTIVE APERTURES OVERLAY AND WHEREIN SAID EFFECTIVE APERTURES ARE SPACED FROM EACH OTHER.
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) | 1969-06-20 | 1969-12-20 | 1970-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-20 | 1973-12-20 | 1974-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-20 | 1977-12-20 | 1978-06-21 | $7700.00 | Window Closed / Lapsed |