US2829348A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Line-above-ground to hollow waveguide coupling
Assignee: TDK Micronas GmbH
•
Filing: 1953-01-09
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Granted: 1958-04-01
•
Expires: 1973-01-09
Abstract
No abstract record available.
Inventors
- 👤 John A Kostriza
- 👤 Terranova Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:32
CPC Classifications
H; H01; H01P; H01P5/00; H01P5/08; H01P5/10; H01P5/107
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2514678A
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US2445896A
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US2433074A
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US2611822A
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US2527146A
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US2658145A
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US2588103A
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US2735073A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-03-31 | 1961-09-30 | 1962-04-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-31 | 1965-09-30 | 1966-04-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-31 | 1969-09-30 | 1970-04-01 | $7700.00 | Window Closed / Lapsed |