Patent US3152897A successfully refreshed from Google Patents.
US3152897A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for making color prints
Assignee: Eastman Kodak Co
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Filing: 1962-06-11
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Granted: 1964-10-13
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Expires: 1982-06-11
Abstract
No abstract record available.
Inventors
- 👤 Robert W Huboi
- 👤 Jr Christian J Bartleson
- 👤 Murray C Goddard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 08:21
CPC Classifications
G; G03; G03B; G03B27/00; G03B27/72
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
154 words
THE METHOD OF MAKING A COLOR PRINT ON A COLOR PRINT MATERIAL WHOSE SENSITIVITY LIES IN THREE DIFFERENT REGIONS OF THE SPECTRUM FROM A MULTICOLOR TRANSPARENCY MADE ON A UNIVERSAL COLOR FILM BALANCED FOR EXPOSURE BY AN ILLUMINANT HAVING AN EFFECTIVE COLOR TEMPERATURE BETWEEN 13,000*K. AND 2860*K. THUS HAVING AN EXPOSURE LATITUDE MAKING IT SUITABLE FOR SELECTIVE EXPOSURE BY DAYLIGHT AND ARTIFICIAL LIGHT ILLUMINANTS, WHICH COMPRISES THE STEPS OF OPTICALLY SCANNING THE TRANSPARENCY BY TRANSMITTED LIGHT TO INDICATE THE TYPE OF ILLUMINANT BY WHICH IT WAS ORIGINALLY EXPOSED; ILLUMINATING SAID TRANSPARENCY WITH PRINTING LIGHT CONTAINING ENERGY IN SAID THREE SPECTRAL REGIONS; AND PRINTING THE TRANSPARENCY ONTO SAID PRINT MATERIAL BY AN EXPOSURE CORRESPONDING TO ONE OF TWO, AND ONLY TWO, SPECIFIC AIM POINTS LOCATED ALONG THE SAME AXIS IN COLOR SPACE AND CORRESPONDING RESPECTIVELY TO SAID DAYLIGHT AND ARTIFICIAL ILLIMINANTS, SAID ONE AIM POINT CORRESPOINDING TO THE ILLUMINANT BY WHICH THE TRANSPARENCY WAS EXPOSED.
Claim 2
Independent Claim
154 words
THE METHOD OF MAKING A COLOR PRINT ON A COLOR PRINT MATERIAL WHOSE SENSITIVITY LIES IN THREE DIFFERENT REGIONS OF THE SPECTRUM FROM A MULTICOLOR TRANSPARENCY MADE ON A UNIVERSAL COLOR FILM BALANCED FOR EXPOSURE BY AN ILLUMINANT HAVING AN EFFECTIVE COLOR TEMPERATURE BETWEEN 13,000*K. AND 2860*K. THUS HAVING AN EXPOSURE LATITUDE MAKING IT SUITABLE FOR SELECTIVE EXPOSURE BY DAYLIGHT AND ARTIFICIAL LIGHT ILLUMINANTS, WHICH COMPRISES THE STEPS OF OPTICALLY SCANNING THE TRANSPARENCY BY TRANSMITTED LIGHT TO INDICATE THE TYPE OF ILLUMINANT BY WHICH IT WAS ORIGINALLY EXPOSED; ILLUMINATING SAID TRANSPARENCY WITH PRINTING LIGHT CONTAINING ENERGY IN SAID THREE SPECTRAL REGIONS; AND PRINTING THE TRANSPARENCY ONTO SAID PRINT MATERIAL BY AN EXPOSURE CORRESPONDING TO ONE OF TWO, AND ONLY TWO, SPECIFIC AIM POINTS LOCATED ALONG THE SAME AXIS IN COLOR SPACE AND CORRESPONDING RESPECTIVELY TO SAID DAYLIGHT AND ARTIFICIAL ILLIMINANTS, SAID ONE AIM POINT CORRESPOINDING TO THE ILLUMINANT BY WHICH THE TRANSPARENCY WAS EXPOSED.
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) | 1967-10-13 | 1968-04-13 | 1968-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-10-13 | 1972-04-13 | 1972-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-10-13 | 1976-04-13 | 1976-10-13 | $7700.00 | Window Closed / Lapsed |