US3357022A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Folded horn-reflector antenna structure
Assignee: AT&T Inc
•
Filing: 1963-12-05
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Granted: 1967-12-05
•
Expires: 1983-12-05
Abstract
No abstract record available.
Inventors
- 👤 Adolph J Giger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:44
CPC Classifications
H; H01; H01Q; H01Q19/00; H01Q19/10; H01Q19/18; H01Q19/19; H01Q19/191
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
42 words
A SCANNING ANTENNA SYSTEM WHICH COMPRISES, A PARABOLOIDAL REFLECTOR, MEANS FOR SUPPORTING SAID REFLECTOR FOR INDEPENDENT ROTATION ABOUT AN ELEVATION AXIS AND ABOUT AN AZIMUTH AXIS, AND A PLURALITY OF SECTIONS OF A WAVEGUIDE FEED HORN COUPLED TOGETHER AND TO SAID REFLEC-
Claim 2
Dependent Claim
42 words
A SCANNING ANTENNA SYSTEM WHICH COMPRISES, A PARABOLOIDAL REFLECTOR, MEANS FOR SUPPORTING SAID REFLECTOR FOR INDEPENDENT ROTATION ABOUT AN ELEVATION AXIS AND ABOUT AN AZIMUTH AXIS, AND A PLURALITY OF SECTIONS OF A WAVEGUIDE FEED HORN COUPLED TOGETHER AND TO SAID REFLEC-
References Cited (Backward Citations)
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Cited
US3021524A
Cited
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Cited
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Cited
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Cited
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-12-04 | 1971-06-05 | 1971-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-04 | 1975-06-05 | 1975-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-04 | 1979-06-05 | 1979-12-05 | $7700.00 | Window Closed / Lapsed |