US3352196A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sighting device which superimposes the image of target with that of a missile
Assignee: Lockheed Martin Corp
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Filing: 1963-09-03
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Granted: 1967-11-14
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Expires: 1983-09-03
Abstract
No abstract record available.
Inventors
- 👤 Jr Wardlaw M Hammond
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 06:02
CPC Classifications
G; G02; G02B; G02B23/00; G02B23/14
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
145 words
A SIGHTING DEVICE FOR VISUALLY OBSERVING THE RELATIVE POSITIONS OF TWO REMOTE OBJECTS, COMPRISING: (A) A PAIR OF MIRROR MEANS EACH PIVOTALLY MOUNTED ABOUT AN AXIS FOR OPTICALLY DEVELOPING AN IMAGE OF EACH OF SAID OBJECTS AND FOR DIRECTING SAID IMAGES TO THE EYE OF AN OBSERVER, THE AXIS OF EACH SAID MIRROR BEING SUBSTANTIALLY PERPENDICULAR TO THE AXIS OF THE OTHER SAID MIRROR; (B) MOUNTING MEANS CONNECTED TO SAID MIRROR MEANS FOR HOLDING SAID MIRROR MEANS IN A REFERENCE POSITION SO THAT ONLY WHEN SAID OBJECTS ARE IN PREDETERMINED RELATIVE POSITIONS WILL SAID IMAGES BE IN SUPERPOSITION; (C) POSITIONING MEANS COUPLED TO EACH SAID MIRROR MEANS FOR MOVING SAID MIRROR MEANS OUT OF SAID REFERENCE POSITION INTO A SECOND POSITION SO THAT WHEN SAID OBJECTS ARE NOT IN SAID PREDETERMINED RELATIVE POSITIONS SAID IMAGES MAY BE OPTICALLY MOVED RELATIVE TO EACH OTHER INTO SUPERPOSITIONS;
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) | 1970-11-13 | 1971-05-15 | 1971-11-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-13 | 1975-05-15 | 1975-11-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-13 | 1979-05-15 | 1979-11-14 | $7700.00 | Window Closed / Lapsed |