Patent US3736391A successfully refreshed from Google Patents.
US3090920A
Expired / Lapsed
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Cavity type tuner
Assignee: GEN ELECTRONIC LAB Inc
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Filing: 1960-01-12
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Granted: 1963-05-21
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Expires: 1980-01-12
Abstract
No abstract record available.
Inventors
- 👤 Martin W Levine
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 14:10
CPC Classifications
H; H03; H03D; H03D9/00; H03D9/06; H01; H01P; H01P7/00; H01P7/005
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
65 words
IN A CAVITY TYPE TUNER, THE COMBINATION OF A HOUSING OF ELECTRICALLY CONDUCTIVE MATERIAL TO FORM A RESONATOR CAVITY HAVING TWO ENDS, A FIXED SUPPORT MEMBER OF DIELECTRIC MATERIAL EXTENDING INWARDLY OF THE CAVITY WITH RESPECT TO ONE OF THE ENDS, A CONDUCTOR ELECTRICALLY GROUNDED ON THE HOUSING AND WOUND ABOUT SAID FIXED SUPPORT MEMBER, AN ELECTRICALLY CONDUCTIVE ELEMENT IN THE FORM OF A CYLIN-
Claim 2
Dependent Claim
65 words
IN A CAVITY TYPE TUNER, THE COMBINATION OF A HOUSING OF ELECTRICALLY CONDUCTIVE MATERIAL TO FORM A RESONATOR CAVITY HAVING TWO ENDS, A FIXED SUPPORT MEMBER OF DIELECTRIC MATERIAL EXTENDING INWARDLY OF THE CAVITY WITH RESPECT TO ONE OF THE ENDS, A CONDUCTOR ELECTRICALLY GROUNDED ON THE HOUSING AND WOUND ABOUT SAID FIXED SUPPORT MEMBER, AN ELECTRICALLY CONDUCTIVE ELEMENT IN THE FORM OF A CYLIN-
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-05-20 | 1966-11-19 | 1967-05-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-20 | 1970-11-19 | 1971-05-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-20 | 1974-11-19 | 1975-05-21 | $7700.00 | Window Closed / Lapsed |