US2771516A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Means of coupling energy to or from a coaxial resonator
Assignee: Collins Radio Co
•
Filing: 1952-06-07
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Granted: 1956-11-20
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Expires: 1972-06-07
Abstract
No abstract record available.
Inventors
- 👤 Arnold M Bucksbaum
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 14:25
CPC Classifications
H; H01; H01P; H01P7/00; H01P7/04; H01P5/00; H01P5/08; H03; H03F; H03F3/00; H03F3/54
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2169305A
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US2525901A
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US2443908A
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US2472204A
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US2554501A
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US2641657A
Cited
US2641658A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-11-20 | 1960-05-21 | 1960-11-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-11-20 | 1964-05-21 | 1964-11-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-11-20 | 1968-05-21 | 1968-11-20 | $7700.00 | Window Closed / Lapsed |