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Patent US3273085A successfully refreshed from Google Patents.
US3273085A
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Tunable cavity resonator
Assignee: International Standard Electric Corp
•
Filing: 1964-04-22
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Granted: 1966-09-13
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Expires: 1984-04-22
Abstract
No abstract record available.
Inventors
- 👤 Ash Eric Albert
- 👤 Sell Eric Andreas Frederik
- 👤 Jackson Thomas Meirion
- 👤 Vinton Louis Arthur
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 03:56
CPC Classifications
H; H01; H01P; H01P7/00; H01P7/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
53 words
A TUNABLE CAVITY RESONATOR COMPRISING A LENGTH OF WAVEGUIDE AND A PAIR OF TUNING SLUGS OF DIELECTRIC MATERIAL MOVABLE LONGITUDINALLY WITHIN THE WAVEGUIDE, ONE OF SAID TUNING SLUGS PROVIDING A WALL FOR THE CAVITY, SAID SLUGS BEING SPACED BY A DIELECTRIC MEMBER JOINING THEM AND MEANS TO ADJUST THE POSITIONS OF THE SLUGS.
Claim 2
Dependent Claim
53 words
A TUNABLE CAVITY RESONATOR COMPRISING A LENGTH OF WAVEGUIDE AND A PAIR OF TUNING SLUGS OF DIELECTRIC MATERIAL MOVABLE LONGITUDINALLY WITHIN THE WAVEGUIDE, ONE OF SAID TUNING SLUGS PROVIDING A WALL FOR THE CAVITY, SAID SLUGS BEING SPACED BY A DIELECTRIC MEMBER JOINING THEM AND MEANS TO ADJUST THE POSITIONS OF THE SLUGS.
References Cited (Backward Citations)
CA448415A
Cited
US2508346A
Cited
US2807745A
Cited
US2866123A
Cited
US2843794A
Cited
US3166725A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-09-12 | 1970-03-14 | 1970-09-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-12 | 1974-03-14 | 1974-09-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-12 | 1978-03-14 | 1978-09-13 | $7700.00 | Window Closed / Lapsed |