US3121870A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pulsed radar systems
Assignee: BAE Systems Electronics Ltd
•
Filing: 1960-03-14
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Granted: 1964-02-18
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Expires: 1980-03-14
Abstract
No abstract record available.
Inventors
- 👤 Mortley Wilfrid Sinden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:24
CPC Classifications
G; G01; G01S; G01S13/00; G01S13/02; G01S13/50; G01S13/52
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
94 words
A PULSED RADAR STATION INCLUDING MEANS FOR DERIVING, FROM RECEIVED ECHO SIGNALS, SIGNALS REPRESENTATIVE OF ALL TARGETS PROVIDING ECHOES, MEANS FOR DERIVING, FROM RECEIVED ECHO SIGNALS, SIGNALS REPRESENTATIVE ONLY OF TARGETS WHOSE VELOCITY, IN RELATION TO THE STATION, ARE OTHER THAN A PREDETERMINED VELOCITTY (WHICH MAY BE ZERO), A TARGET DISPLAY UNIT, AND MEANS, RESPONSIVE TO RECEIVED ECHO PULSES WHOSE TIMING IS OF A PREDETERMINED CHARACTER, FOR FEEDING THE LATTER SIGNALS TO SAID DISPLAY UNIT WHEN SAID RECEIVED ECHO PULSES OF PREDETERMINED CHARACTER ARE PRESENT AND FOR FEEDING THE FORMER SIGNALS TO SAID DIS-
References Cited (Backward Citations)
US2597636A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-02-17 | 1967-08-19 | 1968-02-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-02-17 | 1971-08-19 | 1972-02-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-02-17 | 1975-08-19 | 1976-02-18 | $7700.00 | Window Closed / Lapsed |