US3290624A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Phase shifter in iterative circuits using semiconductors
Assignee: MA Com Inc
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Filing: 1964-02-10
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Granted: 1966-12-06
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Expires: 1984-02-10
Abstract
No abstract record available.
Inventors
- 👤 Marion E Hines
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:36
CPC Classifications
H; H01; H01P; H01P1/00; H01P1/18; H01P1/185
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
76 words
CIRCUIT FOR INTRODUCING A PHASE SHIFT INTO AN ELECTROMAGNETIC WAVE PROPAGATING IN A TRANSMISSION LINE COMPRISING: A SECTION OF TRANSMISSION LINE, A SEMICONDUCTOR DEVICE CAPABLE OF BEING VOLTAGE-BIASED TO ESTABLISH AT LEAST ONE OF ITS ELECTRICAL CHARACTERISTICS, MEANS REACTIVELY COUPLING, SAID DEVICE TO SAID LINE, SAID COUPLING MEANS BEING ARRANGED TO COUPLE SAID DEVICE SO LIGHTLY TO SAID WAVE THAT ELECTROMAGNETIC VOLTAGE AND CURRENT, EACH OF A MAGNITUDE WHICH IS SMALL WITH RESPECT TO THE RESPECTIVE
Claim 2
Dependent Claim
76 words
CIRCUIT FOR INTRODUCING A PHASE SHIFT INTO AN ELECTROMAGNETIC WAVE PROPAGATING IN A TRANSMISSION LINE COMPRISING: A SECTION OF TRANSMISSION LINE, A SEMICONDUCTOR DEVICE CAPABLE OF BEING VOLTAGE-BIASED TO ESTABLISH AT LEAST ONE OF ITS ELECTRICAL CHARACTERISTICS, MEANS REACTIVELY COUPLING, SAID DEVICE TO SAID LINE, SAID COUPLING MEANS BEING ARRANGED TO COUPLE SAID DEVICE SO LIGHTLY TO SAID WAVE THAT ELECTROMAGNETIC VOLTAGE AND CURRENT, EACH OF A MAGNITUDE WHICH IS SMALL WITH RESPECT TO THE RESPECTIVE
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) | 1969-12-05 | 1970-06-06 | 1970-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-05 | 1974-06-06 | 1974-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-05 | 1978-06-06 | 1978-12-06 | $7700.00 | Window Closed / Lapsed |