Patent US2648002A successfully refreshed from Google Patents.
US2648002A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dielectric antenna
Assignee: United States Department of the Navy
•
Filing: 1945-11-19
•
Granted: 1953-08-04
•
Expires: 1965-11-19
Abstract
No abstract record available.
Inventors
- 👤 James E Eaton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 16:53
CPC Classifications
H; H01; H01Q; H01Q13/00; H01Q13/20; H01Q13/24
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2161292A
Cited
US2369808A
Cited
US2398095A
Cited
US2405242A
Cited
US2460401A
Cited
US2415089A
Cited
US2419205A
Cited
US2425336A
Cited
US2473446A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-03 | 1957-02-02 | 1957-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-03 | 1961-02-02 | 1961-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-03 | 1965-02-02 | 1965-08-04 | $7700.00 | Window Closed / Lapsed |