US3001064A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Over-the-horizon radio system having automatic frequency shift at predetermined signal-noise ratios
Assignee: Thales SA
•
Filing: 1957-03-20
•
Granted: 1961-09-19
•
Expires: 1977-03-20
Abstract
No abstract record available.
Inventors
- 👤 Alexis Roger
- 👤 Simon Jean Claude
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:37
CPC Classifications
H; H04; H04B; H04B7/00; H04B7/02; H04B7/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR811767A
Cited
US2379069A
Cited
US2435010A
Cited
US2521696A
Cited
US2773176A
Cited
US2686256A
Cited
US2694140A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-09-18 | 1965-03-20 | 1965-09-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-09-18 | 1969-03-20 | 1969-09-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-09-18 | 1973-03-20 | 1973-09-19 | $7700.00 | Window Closed / Lapsed |