| Patents for G03C 8 - Diffusion transfer processes or agents therefor; Photosensitive materials for such processes (3,333) |
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| 07/15/1981 | EP0032036A1 Triarylmethane dyes, photographic recording materials, a process in which they are used, and methods for forming triarylmethane dyes |
| 07/15/1981 | EP0031957A1 Photographic material comprising a temporary barrier layer applied from organic solutions |
| 07/14/1981 | US4278758 Diffusion transfer |
| 07/14/1981 | US4278756 Reflective data storage medium made by silver diffusion transfer |
| 07/14/1981 | US4278750 Novel electron donor precursors and photographic elements containing them |
| 07/14/1981 | US4278749 Protein, vinyl or acrylic monomer, acrylate or acrylamide sulfonate |
| 07/14/1981 | US4278598 Positive-working immobile intramolecular nucleophilic displacement compounds and photographic elements containing same |
| 07/14/1981 | CA1105029A1 Thiacyanine betaine blue sensitizing dyes |
| 07/14/1981 | CA1104860A1 Colour diffusion transfer process photographic elements containing a timing layer composed of a water permeable copolymeric latex |
| 07/08/1981 | EP0031698A1 Xanthene dyes and photographic products and processes utilising them |
| 07/07/1981 | US4277553 Hydroquinone compound containing at least one electron attracting group as color fog inhibiting agent |
| 07/07/1981 | US4277407 Novel triarylmethane compounds |
| 07/07/1981 | US4277406 Novel triarylmethane compounds |
| 07/07/1981 | CA1104577A1 Yellow azomethine dyes |
| 07/07/1981 | CA1104564A1 Azo dyes, azo dye-releasing compounds and photographic products and processes employing them |
| 06/30/1981 | US4276370 Photographic processing composition containing polymerics oxime |
| 06/16/1981 | US4273863 Aminoacid or acid and amine |
| 06/16/1981 | US4273855 Photographic diffusion transfer process and material for the production of color images and suitable compounds therefor |
| 06/16/1981 | US4273853 Metal complexes of copolymers comprising vinylimidazole and their use in photographic elements |
| 06/16/1981 | US4273852 Instant film unit |
| 06/16/1981 | US4273708 Carbonyl-substituted cyan azo dye-providing materials |
| 06/16/1981 | US4273706 Nondiffusible heterocyclylazonaphthol dye-releasing compounds |
| 06/09/1981 | US4272632 Novel silver complexing agents |
| 06/09/1981 | US4272594 Photographic product including a light-reflecting layer with carbon coated with reflecting material |
| 06/09/1981 | US4272434 Nondiffusible compounds having a releasable azo dye moiety |
| 06/03/1981 | EP0029546A1 Colour-photographic recording material with non-diffusible electron donor compounds |
| 06/02/1981 | US4271254 Process for producing photographic images |
| 06/02/1981 | US4270853 Sound-recording instant-printing film and camera therefor |
| 05/26/1981 | US4269928 Process for the production of photographic images by dye diffusion transfer and photographic material suitable in this process |
| 05/26/1981 | US4269926 Stabilization of organic substrate materials including photographic dye images against the action of light |
| 05/26/1981 | US4269925 Ph-sensitive antifogging agents having an addition polymer backbone with pendant electronegatively-substituted hydrocarbyl hydrazine groups; photo self-development films |
| 05/26/1981 | US4269924 Reduction of interimage effects and improved color separation effected by special positioning of the emulsion layers to act as diffusion barriers |
| 05/26/1981 | US4269923 Multicolor motion pictures and sound recording; high quality images using a nondiffusable silver bleach inhibitor and a diffusable bleach accelerator |
| 05/26/1981 | US4269917 Supported colloid matrix having depth-wise gradient of silver particle concentration; laser recording; direct reading after write |
| 05/26/1981 | US4269916 Photographic prints utilizing lamellar pigment materials |
| 05/19/1981 | US4268625 Photographic light-sensitive element for the color diffusion transfer process |
| 05/19/1981 | US4268624 Photographic light-sensitive sheet for the color diffusion transfer process |
| 05/19/1981 | US4268606 Azo dye compounds and photographic materials |
| 05/19/1981 | US4268605 Stabilization of organic substrate materials including photographic dye images against the action of light |
| 05/19/1981 | US4268604 Photographic element for color diffusion transfer process |
| 05/12/1981 | US4267262 Color diffusion transfer photographic elements comprising a neutralizing system timing layer |
| 05/12/1981 | US4267256 Novel silver complexing agents |
| 05/12/1981 | US4267255 Novel photographic processing composition |
| 05/12/1981 | US4267254 Photographic process |
| 05/12/1981 | US4267253 And photographic films containing them |
| 05/12/1981 | US4267252 Chrome complexed magenta dye developers |
| 05/12/1981 | US4267251 Novel image dye-providing materials, photographic products and processes |
| 05/12/1981 | US4267250 Color diffusion transfer photographic element |
| 05/05/1981 | US4266002 Photographic elements |
| 04/29/1981 | EP0027462A1 Photosensitive element, film unit for forming a diffusion transfer color image, photographic image, diffusion transfer color process and compounds therefor. |
| 04/29/1981 | EP0027461A1 Color transfer film and process. |
| 04/29/1981 | EP0027460A1 Diffusion transfer film unit and color process. |
| 04/28/1981 | US4264718 Sheets are attached by masking strips and spacer strips |
| 04/28/1981 | US4264704 Novel xanthene dye developers |
| 04/28/1981 | US4264701 Magenta dye developers |
| 04/28/1981 | US4264507 Novel xanthene dye developers |
| 04/28/1981 | US4264506 Reacting with a strong base, reacting the salt with an alkylaryl compound |
| 04/22/1981 | EP0027430A2 Photographic material comprising a stripping layer consisting of a graft copolymer |
| 04/22/1981 | EP0027387A2 Photographic film pack |
| 04/22/1981 | EP0027231A1 Photographic material comprising a mordant layer |
| 04/22/1981 | EP0027141A1 Silver image stabilization. |
| 04/21/1981 | US4263393 Novel electron donor precursors and photographic element containing them |
| 04/08/1981 | EP0026519A1 Photographic silver halide emulsion material containing an antifoggant precursor |
| 03/31/1981 | US4259498 Arylation with a hydroxy-protected carbocyclic grignard reagent or lithium compound |
| 03/31/1981 | US4259493 Perhalomethylcarbinol-substituted phenol and naphthol sulfamphthaleins |
| 03/31/1981 | US4259116 Reduction of noble metal compound with chromium-tin complex |
| 03/31/1981 | US4259115 Method for forming silver precipitating nuclei |
| 03/31/1981 | US4259114 Reduction of noble metal salt with tin colloid |
| 03/24/1981 | US4258120 Substituted sulfonamido compounds, photosensitive elements, film units, and processes for retaining a photographic image with same |
| 03/24/1981 | US4258119 Irreversible cleavage to produce colorless compound, diffusion transfer |
| 03/24/1981 | US4258118 Novel xanthene compounds and photographic products and processes employing the same |
| 03/24/1981 | US4258117 Electron transfer agent, cross-oxidation |
| 03/17/1981 | US4256881 Blocked benzotriazole compounds as development restrainer precursors |
| 03/17/1981 | US4256831 Light-sensitive photographic element comprising a magenta image dye-providing compound |
| 03/17/1981 | US4256827 Addition terpolymer latex |
| 03/17/1981 | US4256826 Bleach-fix sheets |
| 03/17/1981 | US4256614 Novel oxime polymers and process for preparing same |
| 03/10/1981 | US4255512 Multicolor diffusion transfer, cyclic ether ligands |
| 03/10/1981 | US4255511 Hydrazido substituted aromatic thioureas |
| 03/10/1981 | US4255510 Diffusion transfer, azoles |
| 03/10/1981 | US4255509 Photographic light-sensitive sheet for the color diffusion transfer process |
| 03/03/1981 | US4254195 Stabilization of organic substrate materials including photographic dye images against the action of light |
| 02/17/1981 | US4251617 Novel silver complexing agents |
| 02/17/1981 | CA1095766A1 Neutralization layer formed of copolymer obtained from monomer with carboxyl groups and monomer with fluorine atoms |
| 02/10/1981 | US4250252 A development-inhibitor-releasing compound comprising a 5-(sulfoamido-1-indanone-2-yl)thio-tetrazole |
| 02/10/1981 | US4250246 Magenta dye-releasing redox compound; colorfastness |
| 02/10/1981 | US4250245 Control of dye release in color transfer assemblages using blocked competing developers |
| 02/10/1981 | US4250244 Thiacyanine betaine blue sensitizing dyes |
| 02/10/1981 | US4250243 Photographic element for color diffusion transfer process |
| 02/10/1981 | US4250238 Photographic products and processes employing novel dye developer compounds |
| 02/03/1981 | US4248956 Photographic products and processes employing heterocyclic azo dye developer compounds |
| 02/03/1981 | US4248955 Addition of an ethylene oxide adduct |
| 02/03/1981 | US4248772 Positively or negatively charged azo compounds containing a ballasting group |
| 01/28/1981 | EP0022861A1 Photo-identification card |
| 01/27/1981 | US4247629 For diffusion transfer |
| 01/27/1981 | US4247626 Fluid receiving trap |
| 01/27/1981 | US4247617 Silver diffusion transfer film unit transparency |
| 01/27/1981 | US4247455 Yellow 2:1 azo-azo or azo-azomethine chrome complexed dye developers |
| 01/20/1981 | US4246414 2-Alkoxyalkoxy-5-nitrobenzenesulfonic acid and salt thereof |
| 01/20/1981 | US4246333 Development inhibitor precursor and a photographic element containing the same |