US3088111A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Object detecting system
Assignee: Lanteris Space LLC
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Filing: 1957-07-22
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Granted: 1963-04-30
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Expires: 1977-07-22
Abstract
No abstract record available.
Inventors
- 👤 Richard S Davies
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 02:36
CPC Classifications
F; F42; F42C; F42C13/00; F42C13/04; G; G01; G01S; G01S13/00; G01S13/88; G01S13/93; G01S13/931
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
98 words
A SYSTEM FOR INDICATING THE PRESENCE OF AN OBJECT AT A PRESELECTED DISTANCE FROM SAID SYSTEM, SAID SYSTEM COMPRISING FIRST AND SECOND REGENERATIVE LOOPS FOR GENERATING ELECTRICAL OSCILLATIONS, EACH OF SAID LOOPS BEING CLOSED BY A SPACE LINK EXTENDING FROM SAID SYSTEM TO SAID OBJECT AND BACK, FREQUENCY CONTROLLING MEANS IN EACH OF SAID LOOPS, SAID FREQUENCY CONTROLLING MEANS IN EACH LOOP INCLUDING MEANS FOR RESTRICTING THE FREQUENCY OF OSCILLATION OF EACH OF SAID LOOPS TO A PRESELECTED FREQUENCY BAND, AND MEANS FOR CAUSING SAID TWO LOOPS TO OSCILLATE WITH A SELECTED DIFFERENCE BETWEEN THE OSCILLATING FREQUENCIES AT
Claim 2
Independent Claim
98 words
A SYSTEM FOR INDICATING THE PRESENCE OF AN OBJECT AT A PRESELECTED DISTANCE FROM SAID SYSTEM, SAID SYSTEM COMPRISING FIRST AND SECOND REGENERATIVE LOOPS FOR GENERATING ELECTRICAL OSCILLATIONS, EACH OF SAID LOOPS BEING CLOSED BY A SPACE LINK EXTENDING FROM SAID SYSTEM TO SAID OBJECT AND BACK, FREQUENCY CONTROLLING MEANS IN EACH OF SAID LOOPS, SAID FREQUENCY CONTROLLING MEANS IN EACH LOOP INCLUDING MEANS FOR RESTRICTING THE FREQUENCY OF OSCILLATION OF EACH OF SAID LOOPS TO A PRESELECTED FREQUENCY BAND, AND MEANS FOR CAUSING SAID TWO LOOPS TO OSCILLATE WITH A SELECTED DIFFERENCE BETWEEN THE OSCILLATING FREQUENCIES AT
References Cited (Backward Citations)
US1750668A
Cited
US2424263A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-04-29 | 1966-10-29 | 1967-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-29 | 1970-10-29 | 1971-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-29 | 1974-10-29 | 1975-04-30 | $7700.00 | Window Closed / Lapsed |