US2982853A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Anti-multipath receiving system
Assignee: Research Corp
•
Filing: 1956-07-02
•
Granted: 1961-05-02
•
Expires: 1976-07-02
Abstract
No abstract record available.
Inventors
- 👤 Price Robert
- 👤 Jr Paul E Green
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:58
CPC Classifications
H; H04; H04B; H04B1/00; H04B1/69; H04B1/707; H04B1/7097; H04B1/711; H04B1/7115; H04B1/712; H04L; H04L1/00; H04L1/02
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1900283A
Cited
US2227057A
Cited
US2426187A
Cited
US2349407A
Cited
US2505266A
Cited
US2494309A
Cited
US2629816A
Cited
US2521696A
Cited
US2236134A
Cited
US2786133A
Cited
US2800654A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-01 | 1964-10-31 | 1965-05-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-01 | 1968-10-31 | 1969-05-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-01 | 1972-10-31 | 1973-05-02 | $7700.00 | Window Closed / Lapsed |