Patent US3093825A successfully refreshed from Google Patents.
US3093825A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polarimeter
Assignee: Individual
•
Filing: 1959-02-26
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Granted: 1963-06-11
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Expires: 1979-02-26
Abstract
No abstract record available.
Inventors
- 👤 Philip J Allen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:12
CPC Classifications
H; H01; H01Q; H01Q21/00; H01Q21/24; H01Q21/245
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
82 words
IN COMBINATION, A TRIMODE TURNSTILE JUNCTION, A CIRCULAR WAVEGUIDE INPUT TO SAID JUNCTION, MEANS FOR DERIVING A FIRST SIGNAL IN PROPORTION TO ONE ORTHOGONAL COMPONENT OF ENERGY SUPPLIED TO SAID JUNCTION FROM THE CIRCULAR WAVEGUIDE, MEANS FOR DERIVING A SECOND SIGNAL IN PROPORTION TO A SECOND ORTHOGONAL COMPONENT OF ENERGY SUPPLIED TO SAID JUNCTION FROM THE CIRCULAR WAVEGUIDE, MEANS FOR AMPLIFYING THE FIRST AND SECOND SIGNALS, AND MEANS CONNECTED TO SAID LAST NAMED MEANS FOR COMPARING THE AMPLIFIED FIRST AND SECOND SIGNALS.
Claim 2
Dependent Claim
82 words
IN COMBINATION, A TRIMODE TURNSTILE JUNCTION, A CIRCULAR WAVEGUIDE INPUT TO SAID JUNCTION, MEANS FOR DERIVING A FIRST SIGNAL IN PROPORTION TO ONE ORTHOGONAL COMPONENT OF ENERGY SUPPLIED TO SAID JUNCTION FROM THE CIRCULAR WAVEGUIDE, MEANS FOR DERIVING A SECOND SIGNAL IN PROPORTION TO A SECOND ORTHOGONAL COMPONENT OF ENERGY SUPPLIED TO SAID JUNCTION FROM THE CIRCULAR WAVEGUIDE, MEANS FOR AMPLIFYING THE FIRST AND SECOND SIGNALS, AND MEANS CONNECTED TO SAID LAST NAMED MEANS FOR COMPARING THE AMPLIFIED FIRST AND SECOND SIGNALS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-06-10 | 1966-12-10 | 1967-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-10 | 1970-12-10 | 1971-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-10 | 1974-12-10 | 1975-06-11 | $7700.00 | Window Closed / Lapsed |