US3066267A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radial resonant cavities
Assignee: TDK Micronas GmbH
•
Filing: 1958-09-03
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Granted: 1962-11-27
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Expires: 1978-09-03
Abstract
No abstract record available.
Inventors
- 👤 Gerald H Menhennett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 17:29
CPC Classifications
H; H01; H01P; H01P7/00; H01P7/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2782383A
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US2899647A
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US2456422A
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US2758287A
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US2851666A
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US2813251A
Cited
US2913684A
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US2875369A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-11-26 | 1966-05-28 | 1966-11-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-26 | 1970-05-28 | 1970-11-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-26 | 1974-05-28 | 1974-11-27 | $7700.00 | Window Closed / Lapsed |