Patent US1655610A successfully refreshed from Google Patents.
US3087153A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gated pulse radar system
Assignee: Bendix Corp
•
Filing: 1956-06-08
•
Granted: 1963-04-23
•
Expires: 1976-06-08
Abstract
No abstract record available.
Inventors
- 👤 James A K Richards
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:37
CPC Classifications
G; G01; G01S; G01S13/00; G01S13/66; G01S13/70; G01S13/02; G01S13/06; G01S13/08; G01S13/10; G01S13/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
144 words
A RECEIVING SYSTEM FOR SELECTIVELY RECEIVING PULSE SIGNALS RECURRING REPEATEDLY AT APPROXIMATELY CONSTANT INTERVALS MUCH GREATER THAN THE PULSE DURATION COMPRISING: GATED SIGNAL-DETECTING MEANS OPERATIVE BETWEEN AN OPEN CONDITION IN WHICH IT IS EFFECTIVE TO PASS RECEIVED SIGNALS AND A CLOSED CONDITION IN WHICH IT IS INEFFECTIVE TO PASS RECEIVED SIGNALS; GATE-CONTROL MEANS CONNECTED TO SAID DETECTING MEANS NORMALLY MAINTAINING SAID DETECTING MEANS IN SAID OPEN CONDITION AND RESPONSIVE TO SIGNALS PASSED BY SAID DETECTING MEANS TO GATE SAID DETECTING MEANS TO SAID CLOSED CONDITION, SAID GATE-CONTROL MEANS INCLUDING TIMING MEANS FOR RESTORING SAID DETECTING MEANS TO SAID OPEN CONDITION AFTER A PREDETERMINED INTERVAL SUBSTANTIALLY THE SAME AS SAID CONSTANT INTERVAL OF RECURRENCE OF SAID PULSES; WHEREBY SAID DETECTOR IS NORMALLY RESPONSIVE TO PASS RECEIVED SIGNALS UNTIL A SIGNAL IS RECEIVED AND IS THEREUPON RENDERED INEFFECTIVE TO PASS RECEIVED SIGNALS FOR SAID PREDETERMINED INTERVAL.
Claim 2
Dependent Claim
144 words
A RECEIVING SYSTEM FOR SELECTIVELY RECEIVING PULSE SIGNALS RECURRING REPEATEDLY AT APPROXIMATELY CONSTANT INTERVALS MUCH GREATER THAN THE PULSE DURATION COMPRISING: GATED SIGNAL-DETECTING MEANS OPERATIVE BETWEEN AN OPEN CONDITION IN WHICH IT IS EFFECTIVE TO PASS RECEIVED SIGNALS AND A CLOSED CONDITION IN WHICH IT IS INEFFECTIVE TO PASS RECEIVED SIGNALS; GATE-CONTROL MEANS CONNECTED TO SAID DETECTING MEANS NORMALLY MAINTAINING SAID DETECTING MEANS IN SAID OPEN CONDITION AND RESPONSIVE TO SIGNALS PASSED BY SAID DETECTING MEANS TO GATE SAID DETECTING MEANS TO SAID CLOSED CONDITION, SAID GATE-CONTROL MEANS INCLUDING TIMING MEANS FOR RESTORING SAID DETECTING MEANS TO SAID OPEN CONDITION AFTER A PREDETERMINED INTERVAL SUBSTANTIALLY THE SAME AS SAID CONSTANT INTERVAL OF RECURRENCE OF SAID PULSES; WHEREBY SAID DETECTOR IS NORMALLY RESPONSIVE TO PASS RECEIVED SIGNALS UNTIL A SIGNAL IS RECEIVED AND IS THEREUPON RENDERED INEFFECTIVE TO PASS RECEIVED SIGNALS FOR SAID PREDETERMINED INTERVAL.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-04-22 | 1966-10-22 | 1967-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-22 | 1970-10-22 | 1971-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-22 | 1974-10-22 | 1975-04-23 | $7700.00 | Window Closed / Lapsed |