US2994080A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radar clutter suppression
Assignee: Individual
•
Filing: 1955-12-28
•
Granted: 1961-07-25
•
Expires: 1975-12-28
Abstract
No abstract record available.
Inventors
- 👤 Arthur A Varela
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 15:26
CPC Classifications
G; G01; G01S; G01S7/00; G01S7/02; G01S7/28; G01S7/2813
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2166991A
Cited
US2456666A
Cited
US2608683A
Cited
US2509207A
Cited
US2508571A
Cited
US2682048A
Cited
US2784400A
Cited
US2532566A
Cited
US2677729A
Cited
GB720345A
Cited
US2774825A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-07-24 | 1965-01-23 | 1965-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-07-24 | 1969-01-23 | 1969-07-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-07-24 | 1973-01-23 | 1973-07-25 | $7700.00 | Window Closed / Lapsed |