Patent FR1031164A successfully refreshed from Google Patents.
US2946957A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Signal amplifier system
Assignee: Lanteris Space LLC
•
Filing: 1955-03-10
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Granted: 1960-07-26
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Expires: 1975-03-10
Abstract
No abstract record available.
Inventors
- 👤 Ralph H Beter
- 👤 Rubinoff Morris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:27
CPC Classifications
H; H03; H03K; H03K17/00; H03K17/51; H03K17/54; H03K5/00; H03K5/01; H03K5/04; H03K5/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2483766A
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US2572080A
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US2533552A
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US2554987A
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US2680152A
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US2635229A
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US2599675A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-26 | 1964-01-25 | 1964-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-26 | 1968-01-25 | 1968-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-26 | 1972-01-25 | 1972-07-26 | $7700.00 | Window Closed / Lapsed |