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US3154784A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Re-radiating antenna device
Assignee: Individual
•
Filing: 1960-12-30
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Granted: 1964-10-27
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Expires: 1980-12-30
Abstract
No abstract record available.
Inventors
- 👤 Philip J Allen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 04:15
CPC Classifications
H; H01; H01Q; H01Q3/00; H01Q3/44; H01Q13/00; H01Q13/20; H01Q13/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
40 words
IN A POLARIZED WAVE ENERGY OPERATIVE DEVICE, A TRANSDUCER HAVING TWO PORTS FOR COUPLING TO SPATIALLY COINCIDENT FIELDS HAVING ORTHOGONAL POLARIZATION RELATIONSHIP IN A PROPAGATION MEDIUM, A DIFFERENTIAL PHASE SHIFT DEVICE, AND MEANS FOR CONNECTING SAID PORTS THROUGH SAID DEVICE.
Claim 2
Dependent Claim
40 words
IN A POLARIZED WAVE ENERGY OPERATIVE DEVICE, A TRANSDUCER HAVING TWO PORTS FOR COUPLING TO SPATIALLY COINCIDENT FIELDS HAVING ORTHOGONAL POLARIZATION RELATIONSHIP IN A PROPAGATION MEDIUM, A DIFFERENTIAL PHASE SHIFT DEVICE, AND MEANS FOR CONNECTING SAID PORTS THROUGH SAID DEVICE.
References Cited (Backward Citations)
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Cited
US2544677A
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US2461310A
Cited
US2748353A
Cited
US2850728A
Cited
US2863144A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-10-27 | 1968-04-27 | 1968-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-10-27 | 1972-04-27 | 1972-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-10-27 | 1976-04-27 | 1976-10-27 | $7700.00 | Window Closed / Lapsed |