US3233241A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Horn for radiating circularly polarized waves
Assignee: Individual
•
Filing: 1955-05-25
•
Granted: 1966-02-01
•
Expires: 1975-05-25
Abstract
No abstract record available.
Inventors
- 👤 Alford Andrew
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:26
CPC Classifications
H; H01; H01P; H01P1/00; H01P1/165; H01P1/17
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
75 words
A HORN FOR RADIATING CIRCULARLY POLARIZED WAVES INCLUDING A RECTANGULAR WAVE GUIDE SECTION ADAPTED TO PROPAGATE A TE10 MODE, A GUIDE SECTION CONNECTED TO SAID RECTANGULAR WAVE GUIDE SECTION FOR CONVERTING THE RECTANGULAR SECTION INTO A SUBSTANTIALLY SQUARE SECTION FOR THE PROPAGATION OF TE10 MODE, AND TE10 MODE INCLUDING A METALLIC INSERT THEREIN APPROXIMATING IN SHAPE SAID GUIDE SECTION, AND MEANS CONNECTED TO SAID GUIDE SECTION FOR RETARDING ONE MODE WITH RESPECT TO THE OTHER.
Claim 2
Dependent Claim
75 words
A HORN FOR RADIATING CIRCULARLY POLARIZED WAVES INCLUDING A RECTANGULAR WAVE GUIDE SECTION ADAPTED TO PROPAGATE A TE10 MODE, A GUIDE SECTION CONNECTED TO SAID RECTANGULAR WAVE GUIDE SECTION FOR CONVERTING THE RECTANGULAR SECTION INTO A SUBSTANTIALLY SQUARE SECTION FOR THE PROPAGATION OF TE10 MODE, AND TE10 MODE INCLUDING A METALLIC INSERT THEREIN APPROXIMATING IN SHAPE SAID GUIDE SECTION, AND MEANS CONNECTED TO SAID GUIDE SECTION FOR RETARDING ONE MODE WITH RESPECT TO THE OTHER.
References Cited (Backward Citations)
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Cited
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US2611087A
Cited
GB664926A
Cited
US2677055A
Cited
US2741744A
Cited
US2709240A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-31 | 1969-08-02 | 1970-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-31 | 1973-08-02 | 1974-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-31 | 1977-08-02 | 1978-02-01 | $7700.00 | Window Closed / Lapsed |