Patent US3230376A successfully refreshed from Google Patents.
US3230376A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electro-optical radiant energy detecting apparatus for determining its line of sight
Assignee: Northrop Grumman Guidance and Electronics Co Inc
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Filing: 1961-10-16
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Granted: 1966-01-18
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Expires: 1981-10-16
Abstract
No abstract record available.
Inventors
- 👤 Goetze Dieter
- 👤 John N Hamilton
- 👤 Richard S Carlson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:10
CPC Classifications
G; G01; G01S; G01S3/00; G01S3/78; G01S3/782
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
160 words
IN A RADIANT ENERGY DETECTING APPARATUS, A SENSING HEAD FOR GENERATING INDICATIVE OF THE DYNAMIC RELATIONSHIP, IN EACH OF TWO RECTANGULARLY RELATED COORDINATE PLANES, OF THE LINE OF SIGHT BETWEEN SAID HEAD AND A TARGET, TO A PREDETERMINED REFERENCE AXIS THROUGH SAID HEAD, COMPRISING: A FIRST PAIR OF REFLECTORS ON OPPOSITE SIDES OF SAID REFERENCE AXIS FOR REFLECTING ENERGY EMANATING FROM SAID TARGET, A SECOND PAIR OF REFLECTORS ON OPPOSITE SIDES OF SAID REFERENCE AXIS FOR REFLECTING ENERGY EMANTING FROM SAID TARGET, MEANS FOR MOUNTING SAID FOUR REFLECTORS IN QUADRATURE ABOUT SAID AXIS FOR PIVOTAL MOVEMENT ABOUT AXES LYING IN A PLANE NORMAL TO SAID REFERENCE AXIS, A PAIR OF DETECTOR UNITS MOUNTED ON SAID SENSING HEAD FOR RECEIVING ENERGY EMANATING FROM SAID TARGET AND REFLECTED FROM EACH PAIR OF SAID REFLECTORS, EACH OF SAID REFLECTORS BEING EFFECTIVE TO GENERATE A SIGNAL IN RESPONSE TO SAID RECIEVED ENERGY, THE PIVOTAL POSITION OF EACH PAIR OF SAID REFLECTORS BEING EFFECTIVE TO
Claim 2
Dependent Claim
160 words
IN A RADIANT ENERGY DETECTING APPARATUS, A SENSING HEAD FOR GENERATING INDICATIVE OF THE DYNAMIC RELATIONSHIP, IN EACH OF TWO RECTANGULARLY RELATED COORDINATE PLANES, OF THE LINE OF SIGHT BETWEEN SAID HEAD AND A TARGET, TO A PREDETERMINED REFERENCE AXIS THROUGH SAID HEAD, COMPRISING: A FIRST PAIR OF REFLECTORS ON OPPOSITE SIDES OF SAID REFERENCE AXIS FOR REFLECTING ENERGY EMANATING FROM SAID TARGET, A SECOND PAIR OF REFLECTORS ON OPPOSITE SIDES OF SAID REFERENCE AXIS FOR REFLECTING ENERGY EMANTING FROM SAID TARGET, MEANS FOR MOUNTING SAID FOUR REFLECTORS IN QUADRATURE ABOUT SAID AXIS FOR PIVOTAL MOVEMENT ABOUT AXES LYING IN A PLANE NORMAL TO SAID REFERENCE AXIS, A PAIR OF DETECTOR UNITS MOUNTED ON SAID SENSING HEAD FOR RECEIVING ENERGY EMANATING FROM SAID TARGET AND REFLECTED FROM EACH PAIR OF SAID REFLECTORS, EACH OF SAID REFLECTORS BEING EFFECTIVE TO GENERATE A SIGNAL IN RESPONSE TO SAID RECIEVED ENERGY, THE PIVOTAL POSITION OF EACH PAIR OF SAID REFLECTORS BEING EFFECTIVE TO
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-17 | 1969-07-19 | 1970-01-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-17 | 1973-07-19 | 1974-01-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-17 | 1977-07-19 | 1978-01-18 | $7700.00 | Window Closed / Lapsed |