US2880311A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Signal seeking receiver
Assignee: Lanteris Space LLC
•
Filing: 1954-09-29
•
Granted: 1959-03-31
•
Expires: 1974-09-29
Abstract
No abstract record available.
Inventors
- 👤 Bray Ralph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 13:58
CPC Classifications
H; H03; H03J; H03J7/00; H03J7/18; H03J7/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2207467A
Cited
US2375133A
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US2380947A
Cited
US2478977A
Cited
US2506869A
Cited
US2652486A
Cited
US2666853A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-03-30 | 1962-09-29 | 1963-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-30 | 1966-09-29 | 1967-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-30 | 1970-09-29 | 1971-03-31 | $7700.00 | Window Closed / Lapsed |