US3176302A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Inflatable variable-bandwidth antenna
Assignee: Collins Radio Co
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Filing: 1962-06-14
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Granted: 1965-03-30
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Expires: 1982-06-14
Abstract
No abstract record available.
Inventors
- 👤 Tipton Charles Dawes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 07:29
CPC Classifications
H; H01; H01Q; H01Q3/00; H01Q3/01
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
70 words
IN AN ANTENNA SYSTEM HAVING AN INFLATABLE HOUSING, A VARIABLE BEAM-WIDTH REFLECTOR COMPRISING, A FLEXIBLE DIAPHRAGM HAVING SPACED ELASTIC FLEXIBLE PARALEL STRIPS, EACH OF SAID STRIPS HAVING CONDUCTIVE PORTIONS, THE END OF SAID STRIPS BEING SECURED TO THE PERIPHERY OF THE HOUSING OF SAID INFLATABLE ANTENNA TO NORMALLY POSITION SAID STRIPS IN A PLANE WITHIN SAID HOUSING, AND MEANS FOR PROVIDING A PRESSURE DIFFENTIAL ON OPPOSITE SIDES OF SAID DIAPHRAGM
Claim 2
Dependent Claim
70 words
IN AN ANTENNA SYSTEM HAVING AN INFLATABLE HOUSING, A VARIABLE BEAM-WIDTH REFLECTOR COMPRISING, A FLEXIBLE DIAPHRAGM HAVING SPACED ELASTIC FLEXIBLE PARALEL STRIPS, EACH OF SAID STRIPS HAVING CONDUCTIVE PORTIONS, THE END OF SAID STRIPS BEING SECURED TO THE PERIPHERY OF THE HOUSING OF SAID INFLATABLE ANTENNA TO NORMALLY POSITION SAID STRIPS IN A PLANE WITHIN SAID HOUSING, AND MEANS FOR PROVIDING A PRESSURE DIFFENTIAL ON OPPOSITE SIDES OF SAID DIAPHRAGM
References Cited (Backward Citations)
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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) | 1968-03-29 | 1968-09-28 | 1969-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-29 | 1972-09-28 | 1973-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-29 | 1976-09-28 | 1977-03-30 | $7700.00 | Window Closed / Lapsed |