US2709218A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and means for anti-jamming in radio
Assignee: Individual
•
Filing: 1945-03-06
•
Granted: 1955-05-24
•
Expires: 1965-03-06
Abstract
No abstract record available.
Inventors
- 👤 Leonide E Gabrilovitch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:30
CPC Classifications
H; H04; H04K; H04K3/00; H04K3/20; H04K3/25
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-05-23 | 1958-11-22 | 1959-05-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-05-23 | 1962-11-22 | 1963-05-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-05-23 | 1966-11-22 | 1967-05-24 | $7700.00 | Window Closed / Lapsed |