Patent US3234845A successfully refreshed from Google Patents.
US3234845A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for optically correlating the alignment of a transparency and an object
Assignee: General Precision Inc
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Filing: 1963-04-22
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Granted: 1966-02-15
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Expires: 1983-04-22
Abstract
No abstract record available.
Inventors
- 👤 Stavis Gus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:20
CPC Classifications
G; G01; G01S; G01S3/00; G01S3/78; G01S3/781; G06; G06E; G06E3/00; G06E3/001
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
63 words
A CORRELATOR, COMPRISING, AN ILLUMINATED BODY, A VARIABLE DENSITY TRANSPARENCY, SAID TRANSPARENCY COMPRISING A PLURALITY OF VARIABLE DENSITY REPRESENTATIONS OF PORTIONS OF SAID BODY, SAID REPRESENTATIONS BEING ORIENTED AT VARIOUS ANGLES WITH RESPECT TO SAID BODY, A RADIANT ENERGY SENSING MEANS POSITIONED TO RECEIVE RADIANT ENERGY TRANSMITTED THROUGH SAID TRANSPARENCY FROM SAID BODY, AND MEANS FOR MASKING DIFFERENT ONES OF SAID REPRESENTATIONS SUCCESSIVELY.
Claim 2
Dependent Claim
63 words
A CORRELATOR, COMPRISING, AN ILLUMINATED BODY, A VARIABLE DENSITY TRANSPARENCY, SAID TRANSPARENCY COMPRISING A PLURALITY OF VARIABLE DENSITY REPRESENTATIONS OF PORTIONS OF SAID BODY, SAID REPRESENTATIONS BEING ORIENTED AT VARIOUS ANGLES WITH RESPECT TO SAID BODY, A RADIANT ENERGY SENSING MEANS POSITIONED TO RECEIVE RADIANT ENERGY TRANSMITTED THROUGH SAID TRANSPARENCY FROM SAID BODY, AND MEANS FOR MASKING DIFFERENT ONES OF SAID REPRESENTATIONS SUCCESSIVELY.
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) | 1969-02-14 | 1969-08-16 | 1970-02-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-14 | 1973-08-16 | 1974-02-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-14 | 1977-08-16 | 1978-02-15 | $7700.00 | Window Closed / Lapsed |