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US3133200A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photosensitive image displacement detecting system
Assignee: Barnes Engineering Co
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Filing: 1960-02-23
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Granted: 1964-05-12
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Expires: 1980-02-23
Abstract
No abstract record available.
Inventors
- 👤 Collyer Philip Wardham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:27
CPC Classifications
G; G01; G01B; G01B11/00; G01K; G01K5/00; G01K5/02; G01K5/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
83 words
A MOVING IMAGE MEASUREMENT DEVICE COMPRISING IN COMBINATION AND IN OPTICAL ALIGNMENT, (A) AN ENTRANCE PUPIL, (B) MEANS FOR PRODUCING AN IMAGE OF A DESIRED TARGET IN PLANE, (C) MULTIPLE DETECTORS FOR OPTICAL RADIATION AND MEANS, LOCATED IN THE TARGET IMAGE PLANE, FOR SPLITTING THE TARGET IMAGE ALONG A CENTRAL DIVIDING LINE AT RIGHT ANGLES TO AND SUBSTANTIALLY CROSSING THE OPTIC AXIS OF THE INSTRUMENT, AND FOR PRODUCING TWO IMAGES OF THE ENTRANCE PUPIL, ONE ON ONE DETECTOR AND ONE ON THE OTHER.
Claim 2
Dependent Claim
83 words
A MOVING IMAGE MEASUREMENT DEVICE COMPRISING IN COMBINATION AND IN OPTICAL ALIGNMENT, (A) AN ENTRANCE PUPIL, (B) MEANS FOR PRODUCING AN IMAGE OF A DESIRED TARGET IN PLANE, (C) MULTIPLE DETECTORS FOR OPTICAL RADIATION AND MEANS, LOCATED IN THE TARGET IMAGE PLANE, FOR SPLITTING THE TARGET IMAGE ALONG A CENTRAL DIVIDING LINE AT RIGHT ANGLES TO AND SUBSTANTIALLY CROSSING THE OPTIC AXIS OF THE INSTRUMENT, AND FOR PRODUCING TWO IMAGES OF THE ENTRANCE PUPIL, ONE ON ONE DETECTOR AND ONE ON THE OTHER.
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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) | 1967-05-12 | 1967-11-11 | 1968-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-12 | 1971-11-11 | 1972-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-12 | 1975-11-11 | 1976-05-12 | $7700.00 | Window Closed / Lapsed |