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US3276869A Expired / Lapsed US ⏱️ 0.0 years remaining

Capsular product coated with silver halide and containing a color-providing substance

Assignee: Polaroid Corp
•
Filing: 1961-05-09
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Granted: 1966-10-04
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Expires: 1981-05-09
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Abstract

No abstract record available.

Inventors

  • 👤 Jr William J Mccune

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-24 05:37
CPC Classifications
B; B01; B01J; B01J13/00; B01J13/02; B01J13/20; B01J13/22; G; G03; G03C; G03C1/00; G03C1/002; G03C8/00; G03C8/42; G03C8/426

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 133 words
A PROCESS OF FORMING MULTICLOR-TRANSFER IMAGES COMPRISING THE STEPS OF EXPOSING A PHOTOSENSITIVE ELEMENT COMPRISING A SUPPORT AND AT LEAST ONE LAYER THEREON COMPRISING A MIXTURE OF AT LEAST TWO PORTONS OF MINUTE CAPSULES OF ALKALI-PERMEABLE FILM-FORMING POLYMERIC MATERIAL, EACH PORTION OF SAID CAPSULES HAVING THE OUTERMOST WALLS THEREOF COATED WITH SILVER HALIDE AND CONTAINING THEREWITHIN A DYE DEVELOPER ADAPTED TO PROVIDE DIFFERENT COLORED DYE TRANSFER IMAGES DURING PHOTOGRAPHIC PROCESSING, DEVELOPING THE LATENT IMAGES PRESENT IN SAID SILVR HALIDE, RENDERING NONDIFFUSABLE, AS A FUNCTION OF SAID DEVELOPMENT, SAID DYE DEVELOPER ASSOCIATED WITH EXPOSED AREAS OF SAID SILVER HALIDE WHEREBY IMAGEWISE DISTRIBUTIONS OF DIFFUSIVLE DYE DEVELOPERS ARE PROVIDED, AND TRANSFERRING, BY IMBITION, AT LEAST A PORTION OF SAID IMAGEWISE DISTRIBUTIONS OF DYE DEVELOPER TO A SUSPERPOSED IMAGE-RECEIVING LAYER IN FORM A MULTICOLOR TRANSFER IMAGE.

References Cited (Backward Citations)

US2618553A Cited
US2774668A Cited
US2800457A Cited
US3001873A Cited
US2997390A Cited
US3015561A Cited
US3016308A Cited
US2969331A Cited
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US2998461A Cited
US3020171A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1969-10-03 1970-04-04 1970-10-04 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-10-03 1974-04-04 1974-10-04 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-10-03 1978-04-04 1978-10-04 $7700.00 Window Closed / Lapsed

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