Patent US2495690A successfully refreshed from Google Patents.
US2495690A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Echo-triggered radar system
Assignee: Lanteris Space LLC
•
Filing: 1945-01-27
•
Granted: 1950-01-31
•
Expires: 1965-01-27
Abstract
No abstract record available.
Inventors
- 👤 William E Bradley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:44
CPC Classifications
G; G01; G01S; G01S7/00; G01S7/02; G01S7/04; G01S7/06; G01S7/10
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1945952A
Cited
US2050059A
Cited
GB469417A
Cited
GB474690A
Cited
US2134716A
Cited
US2211942A
Cited
US2333688A
Cited
US2262838A
Cited
US2404527A
Cited
US2354930A
Cited
US2400309A
Cited
US2421016A
Cited
US2421018A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-01-30 | 1953-08-01 | 1954-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-01-30 | 1957-08-01 | 1958-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-01-30 | 1961-08-01 | 1962-01-31 | $7700.00 | Window Closed / Lapsed |