US3534193A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transmission-line switch for cross-bar switching of very high power at radio frequencies
Assignee: Ramcor Inc
•
Filing: 1968-01-03
•
Granted: 1970-10-13
•
Expires: 1988-01-03
Abstract
No abstract record available.
Inventors
- 👤 Victor H Nelson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 12:51
CPC Classifications
H; H01; H01P; H01P1/00; H01P1/10; H01P1/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USRE24586E
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US3223812A
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US2667542A
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US2851560A
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US2916674A
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US2955168A
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US3257534A
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US3233050A
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US3188423A
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US3255318A
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US3387108A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-10-12 | 1974-04-13 | 1974-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-12 | 1978-04-13 | 1978-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-12 | 1982-04-13 | 1982-10-13 | $7700.00 | Window Closed / Lapsed |