US3215529A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Color photographic material
Assignee: International Business Machines Corp
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Filing: 1960-07-18
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Granted: 1965-11-02
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Expires: 1980-07-18
Abstract
No abstract record available.
Inventors
- 👤 Robert M Lindquist
- 👤 Floyd T Neth
- 👤 Arthur J Critchlow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:08
CPC Classifications
G; G03; G03C; G03C5/00; G03C5/60; G03C1/00; G03C1/72; G03C1/73; G03C1/732
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
247 words
A COLOR PHOTOGRAPHIC MATERIAL COMPRSING FILM BASE COATED ON ONE SIDE WITH A MEMBER SELECTED FROM THE GROUP CONSISTING OF (1) A COATING COMPRISING A LAYER (A) WHICH COMPRISES A FIRST LEUCONTRILE COLOR FORMER WHICH IS SENSITIVE ONLY TO LIGHT HAVING A WAVE LENGTH BELOW 3500 ANGSTROM UNITS AND UPON IRRADIATION WITH SAID LIGHT PRODUCES A COLORED IMAGE AND SUPERIMPOSED THEREON A LAYER OF A PHOTO SENSITIVE COATING COMPOSITION (B) COMPRISING A RECORD FURNISHING MATERIAL CAPABLE OF FURNISHING A RECORD SOLWLY IN THE FORM OF RADIATION SCATTERING DISCONTINUITIES FORMED WITHIN AN OTHERWISE OPTICALLY SUBSTANTIALLY HOMOGENEOUS VEHICLE, SAID RECORD FURNISHING MATERIAL COMPRISING A DRY, WATERRESISTANT FILM HAVING UNIFORMLY DISPERSED THEREIN A LIGHT DECOMPOSABLE AGENT WHICH IS SENSITIVE TO LIGHT HAVING A WABE LENGTH ABOVE 3500 ANSTROM UNITS AND WHICH IS DECOMPOSED BY SAID LIGHT OF WAVE LENGTH ABOVE 3500 ANSTROM UNITS TO FORM A PRODUCT WHICH IS SUBSTANTIALLY NON-REACTIVE TO SAID VEHICLE AND IS VOLATILE ON WARMING TO FORM SAID RADIATION SCATTERIG DISCONTINUITIES, AND (2) A COATING COMPOSITION COMPRISING SAID LAYER (B) AND, SUPERIMPOSED ON IT, SAID LAYER (A) THE OTHER SIDE OF SAID FILM BASE BEING COATED WITH A COATING COMPOSITION COMPRISING A SECOND LEUCONITRILE COLOR FORMER WHICH IS SENSITIVE ONLY TO LIGHT HAVING A WAVE LENGTH BELOW 3500 ANGSTORM UNITS AND UPON IRRADIATION WITH SAID LIGHT HAVING A WAVE LENGTH BELOW 3500 ANSTROM UNITS PRODUCES AN IMAGE HAVING A DIFFERENT COLOR, AND SAID BASE BEING OPAQUE TO LIGHT HAVING A WAVE LENGTH BELOW 3500 ANGSTROM UNITS.
Claim 2
Dependent Claim
247 words
A COLOR PHOTOGRAPHIC MATERIAL COMPRSING FILM BASE COATED ON ONE SIDE WITH A MEMBER SELECTED FROM THE GROUP CONSISTING OF (1) A COATING COMPRISING A LAYER (A) WHICH COMPRISES A FIRST LEUCONTRILE COLOR FORMER WHICH IS SENSITIVE ONLY TO LIGHT HAVING A WAVE LENGTH BELOW 3500 ANGSTROM UNITS AND UPON IRRADIATION WITH SAID LIGHT PRODUCES A COLORED IMAGE AND SUPERIMPOSED THEREON A LAYER OF A PHOTO SENSITIVE COATING COMPOSITION (B) COMPRISING A RECORD FURNISHING MATERIAL CAPABLE OF FURNISHING A RECORD SOLWLY IN THE FORM OF RADIATION SCATTERING DISCONTINUITIES FORMED WITHIN AN OTHERWISE OPTICALLY SUBSTANTIALLY HOMOGENEOUS VEHICLE, SAID RECORD FURNISHING MATERIAL COMPRISING A DRY, WATERRESISTANT FILM HAVING UNIFORMLY DISPERSED THEREIN A LIGHT DECOMPOSABLE AGENT WHICH IS SENSITIVE TO LIGHT HAVING A WABE LENGTH ABOVE 3500 ANSTROM UNITS AND WHICH IS DECOMPOSED BY SAID LIGHT OF WAVE LENGTH ABOVE 3500 ANSTROM UNITS TO FORM A PRODUCT WHICH IS SUBSTANTIALLY NON-REACTIVE TO SAID VEHICLE AND IS VOLATILE ON WARMING TO FORM SAID RADIATION SCATTERIG DISCONTINUITIES, AND (2) A COATING COMPOSITION COMPRISING SAID LAYER (B) AND, SUPERIMPOSED ON IT, SAID LAYER (A) THE OTHER SIDE OF SAID FILM BASE BEING COATED WITH A COATING COMPOSITION COMPRISING A SECOND LEUCONITRILE COLOR FORMER WHICH IS SENSITIVE ONLY TO LIGHT HAVING A WAVE LENGTH BELOW 3500 ANGSTORM UNITS AND UPON IRRADIATION WITH SAID LIGHT HAVING A WAVE LENGTH BELOW 3500 ANSTROM UNITS PRODUCES AN IMAGE HAVING A DIFFERENT COLOR, AND SAID BASE BEING OPAQUE TO LIGHT HAVING A WAVE LENGTH BELOW 3500 ANGSTROM UNITS.
Claim 3
Dependent Claim
153 words
A DRY PROCESS FOR PREPARING A MULTI-COLOR PHOTOGRAPHIC RECORD WHICH COMPRISES PROVIDING A COLOR PHOTOGRAPHIC MATERIAL ACCORDING TO CALIM 1; EXPOSING THE SIDE OF SAID FILM CARYING SAID FIRST COLOR FORMER AND SAID PHOTOSENSITIVE COMPOSITION (B) TO AN IMAGE PATTERN USING ULTRAVIOLET LIGHT WHILE FILTERING OUT ULTRAVIOLET HAVING AWAVE LENGTH BELOW 3500 A.; THEN DRY HEATING THE THUS EXPOSED MATERIAL TO DEVELOP LIGHT-SCATTERING CENTERS FROM SAID PHOTOSENSITIVE COMPOSITION B ACCORDING TO SAID IMAGE PATTERN; THEREAFTER WITHDRAWING THE IMAGE PATTERN AND EXPOSING SAID SIDE OVERALL TO ULTRAVIOLET WHILE CONTINUING TO FILTER OUT THE ULTRAVIOLET HAVING A WAVE LENGTH BELOW 3500 A.; THEN EXPOSING THE SAME SIDE OF SAID FILM TO AN ANIMAGE PATTERN USING ULTRAVIOLET LIGHT WITHOUT FILTERING WHEREUPON A COLOR IMAGE IS FORMED FROM SAID FIRST COLOR FORMER AND THEN EXPOSING THE OPPOSITE SIDE OF SAID FILM TO AN IMAGE PATTERN USING ULTRAVIOLET LIGHT WITHOUT FILTERING WHEREUPON A DIFFERENT COLOR IMAGE IS FORMED.
Claim 4
Dependent Claim
153 words
A DRY PROCESS FOR PREPARING A MULTI-COLOR PHOTOGRAPHIC RECORD WHICH COMPRISES PROVIDING A COLOR PHOTOGRAPHIC MATERIAL ACCORDING TO CALIM 1; EXPOSING THE SIDE OF SAID FILM CARYING SAID FIRST COLOR FORMER AND SAID PHOTOSENSITIVE COMPOSITION (B) TO AN IMAGE PATTERN USING ULTRAVIOLET LIGHT WHILE FILTERING OUT ULTRAVIOLET HAVING AWAVE LENGTH BELOW 3500 A.; THEN DRY HEATING THE THUS EXPOSED MATERIAL TO DEVELOP LIGHT-SCATTERING CENTERS FROM SAID PHOTOSENSITIVE COMPOSITION B ACCORDING TO SAID IMAGE PATTERN; THEREAFTER WITHDRAWING THE IMAGE PATTERN AND EXPOSING SAID SIDE OVERALL TO ULTRAVIOLET WHILE CONTINUING TO FILTER OUT THE ULTRAVIOLET HAVING A WAVE LENGTH BELOW 3500 A.; THEN EXPOSING THE SAME SIDE OF SAID FILM TO AN ANIMAGE PATTERN USING ULTRAVIOLET LIGHT WITHOUT FILTERING WHEREUPON A COLOR IMAGE IS FORMED FROM SAID FIRST COLOR FORMER AND THEN EXPOSING THE OPPOSITE SIDE OF SAID FILM TO AN IMAGE PATTERN USING ULTRAVIOLET LIGHT WITHOUT FILTERING WHEREUPON A DIFFERENT COLOR IMAGE IS FORMED.
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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) | 1968-11-01 | 1969-05-03 | 1969-11-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-01 | 1973-05-03 | 1973-11-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-01 | 1977-05-03 | 1977-11-02 | $7700.00 | Window Closed / Lapsed |