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Patent US3307185A successfully refreshed from Google Patents.
US3307185A
Expired / Lapsed
US
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Interference suppressor
Assignee: Individual
•
Filing: 1965-01-25
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Granted: 1967-02-28
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Expires: 1985-01-25
Abstract
No abstract record available.
Inventors
- 👤 Joseph P Mefford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 10:13
CPC Classifications
G; G01; G01S; G01S7/00; G01S7/02; G01S7/28; G01S7/285; G01S7/292; G01S7/2923; G01S7/2928
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
56 words
AN INTERFERENCE ELIMINATOR COMPRISING MEANS FOR RECEIVING DETECTED VIDEO SIGNALS FROM A RADAR SYSTEM TO BE PROTECTED; MEANS FOR DELAYING A PORTION OF THE SIGNAL; MEANS TO COMPARE THE DELAYED AND THE UNDELAYED PORTIONS OF THE SIGNAL TO PRODUCE A BLANKING PULSE; AND MEANS TO APPLY THE BLANKING PULSE TO THE VIDEO CIRCUIT OF THE RADAR.
Claim 2
Dependent Claim
56 words
AN INTERFERENCE ELIMINATOR COMPRISING MEANS FOR RECEIVING DETECTED VIDEO SIGNALS FROM A RADAR SYSTEM TO BE PROTECTED; MEANS FOR DELAYING A PORTION OF THE SIGNAL; MEANS TO COMPARE THE DELAYED AND THE UNDELAYED PORTIONS OF THE SIGNAL TO PRODUCE A BLANKING PULSE; AND MEANS TO APPLY THE BLANKING PULSE TO THE VIDEO CIRCUIT OF THE RADAR.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-02-27 | 1970-08-29 | 1971-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-27 | 1974-08-29 | 1975-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-27 | 1978-08-29 | 1979-02-28 | $7700.00 | Window Closed / Lapsed |