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U.S. Senator Smith of Indiana ; After seeing Samuel Morse demonstrate the telegraph.
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| Number | Title | Issue Date |
| 7223531 | Photothermographic material The invention provides a photothermographic material containing, on a support, an image forming layer having at least a photosensitive silver halide, a non-photosensitive organic silver salt and a reducing agent, and at least one non-photosensitive layer, in which t... | 05/29/2007 |
| 7157218 | Photothermographic material A photothermographic material contains a support having thereon an image forming layer containing a photosensitive silver halide, a non-photosensitive organic silver salt, a reducing agent and a binder, and a non-photosensitive outermost layer on a side of the suppo... | 01/02/2007 |
| 7078147 | Polymers, resist compositions and patterning process A resist composition comprising a base polymer having sulfone or sulfonate units introduced therein is sensitive to high-energy radiation below 300 nm, is endowed with excellent adherence to substrates while maintaining transparency, and is suited for lithographic m... | 07/18/2006 |
| 7074551 | Imaging material with improved mechanical properties The present invention relates to an imaging element comprising at least one imaging layer and a support wherein the support comprises at least one layer comprising a splayant and a layered material, wherein the layered material has an aspect ratio from 20:1 and 500:... | 07/11/2006 |
| 7053123 | Substituted (e)-styryl benzylsulfones for treating proliferative disorders (E)-Styryl benzylsulfones useful as antiproliferative agents, including, for example, anticancer agents, are provided according to formula I: wherein: R1 is selected from the group consisting of halogen, C1–C6 alkoxy, nitro, phosphonato, amino, sulfamyl... | 05/30/2006 |
| 6995287 | Synthesis of vinylsulfones Disclosed is a process comprising reacting a primary alcohol sulfone with a reducing agent and a halogenating agent in the presence of an amide compound present in an amount of less than 1 part amide per part of primary alcohol sulfone to form a vinylsulfone. ... | 02/07/2006 |
| 6958209 | Photothermographic material and image forming method A photothermographic material comprising a support and having thereon an image forming layer containing an organic silver salt, light-sensitive silver halide grains, binder and a reducing agent, wherein the reducing agent comprises: a reducing agent A containing at ... | 10/25/2005 |
| 6936411 | Industrial radiographic silver halide material suitable for rapid processing applications A silver halide industrial radiographic material comprising on at least one side of a support a hydrophilic gelatinous non-spectrally sensitized radiation-sensitive emulsion layer, having grains, coated in a total amount in the range from 6 to 20 g, expressed as an ... | 08/30/2005 |
| 6803180 | Information recording material An information recording material which contains a fluorine-containing nonionic surfactant, 1.5×10−5 mol/m2 or more of a polyvalent metal salt, and an anionic surfactant capable of forming a sparingly soluble salt in an aqueous solution with... | 10/12/2004 |
| 6787299 | Silver salt photothermographic imaging material A silver salt photothermographic imaging material is disclosed, comprising a light-sensitive aliphatic acid silver salt, a light-sensitive emulsion containing light-sensitive halide grains, a reducing agent for silver ions, a binder and a cross-linking agent, wherei... | 09/07/2004 |
| 6706467 | Coating fluid for imaging element comprising solubilized collagen gelatin colloidal dispersion An aqueous coating fluid is described comprising gelatin at a concentration of at least 1 wt % and a colloidal particle dispersed material phase at a volume fraction of at least 0.01, wherein at least 20% of the gelatin comprises a gelatin prepared from hydrolysis o... | 03/16/2004 |
| 6699649 | Silver salt photothermographic imaging material, and image recording method and image forming method by the use thereof A photothermographic imaging material comprising a support having thereon a photosensitive layer comprising a photosensitive silver halide, a light-insensitive organic silver salt, a binder, and a reducing agent for silver ions, wherein the reducing a... | 03/02/2004 |
| 6689556 | Method of producing water-soluble chain-extended gelatin, gelatin produced by the method, and silver halide photographic light-sensitive material containing the gelatin Disclosed is a method of producing a water-soluble chain-extended gelatin subjecting a source a source gelatin having a first isoelectric point, in aqueous solution, to a partial crosslinking reaction to form a reaction mixture comprising a partially cros... | 02/10/2004 |
| 6689548 | Silver salt photothermographic dry imaging material, an image recording method and an image forming method A photothermographic imaging material comprising a support having thereon a photosensitive layer, wherein the photosensitive layer has a silver coverage of 0.8 to 2.5 g/m2 and comprises a compound represented by Formula (A) or Formula (B): ... | 02/10/2004 |
| 6664038 | Photographic element having improved sensitometry and mechanical resistance A silver halide emulsion which comprises silver halide grains dispersed in a hydrophilic colloid mixture comprising from 5% to 25% by weight of dextran, from 20% to 40% by weight of hydrogenated poly-saccharide having an average molecular weight equal to ... | 12/16/2003 |
| 6589326 | Coating fluid for imaging element comprising solubilized collagen gelatin and hardener An aqueous coating fluid is described comprising gelatin at a concentration of at least 1 wt % and gelatin hardener at a level from 1-200 effective μmole hardener per gram of coating fluid, wherein at least 20% of the gelatin comprises a gelatin prepared... | 07/08/2003 |
| 6573036 | Single-side coated silver halide photographic film material having reduced tendency to curl A single-side coated light-sensitive silver halide photographic film material has been disclosed, having on one side of a subbed support, one or more light-sensitive silver halide emulsion layer(s) overcoated with an outermost protective layer; and, at th... | 06/03/2003 |
| 6573037 | Imaging element comprising solubilized collagen gelatin and hardener An imaging element is described comprising one or more hydrophilic colloid layers which include gelatin as a film forming binder which has been chemically crosslinked with a gelatin hardener, wherein at least 20% of the gelatin of at least one of the one ... | 06/03/2003 |
| 6440618 | Imaging element containing a blocked photographically useful compound This invention relates to an imaging element comprising an imaging layer having associated therewith a compound of Structure I: ##STR1## In the above Structure I, the substituents are as defined in the application, wherein B is a six-membered heteroaromat... | 08/27/2002 |
| 6403296 | Color photographic silver halide material A color photographic silver halide material containing gelatine, comprising a support and at least one photosensitive silver halide emulsion layer and at least one non-photosensitive layer, which material contains at least one compound of the formula (I) ... | 06/11/2002 |
| 6319640 | Imaging element containing a blocked photographically useful compound This invention relates to an imaging element comprising an imaging layer having associated therewith a compound of Structure I: ##STR1## In the above Structure I, the substituents are as defined in the application. Such compounds have good reactivity and ... | 11/20/2001 |
| 6306551 | Imaging element containing a blocked photographically useful compound This invention relates to an imaging element comprising an imaging layer having associated therewith a compound of Structure I: ##STR1## wherein the substituents are as defined in the specification.... | 10/23/2001 |
| 6146819 | Silver halide photographic light-sensitive material There is disclosed a silver halide photographic light-sensitive material which comprises a polyester film support, at least one subbing layer containing a self-emulsifiable isocyanate compound having an ethylene oxide recurring unit and two or more isocya... | 11/14/2000 |
| 6063559 | Amino-triazine compounds for (photo)thermographic materials A (photo)thermographic recording material according to the present invention comprising a thermosensitive element contains a substantially light-insensitive organic silver salt, a reducing agent therefor in thermal working relationship therewith and a bin... | 05/16/2000 |
| 6015656 | Tabular silica dispersion and silver halide photographic light sensitive material A tabular silica dispersion is disclosed, which is obtained by mixing a tabular silica, gelatin, a cyclodextrin and a compound capable of crosslinking gelatin. Silver halide photographic materials are also disclosed, in which the tabular silica dispersion... | 01/18/2000 |
| 5965338 | Color photographic element This invention contemplates a multilayer, multicolor photographic element comprising a support, a plurality of dye-forming hydrophilic colloid containing silver halide emulsion layers which are spectrally sensitized to different regions of the visible spe... | 10/12/1999 |
| 5958660 | Hydrophilic colloid composition This invention comprises a composition containing a hydrophilic colloid and a water soluble polymer of boric acid, and optionally a hardening agent for the hydrophilic colloid. The hydrophilic colloid is preferably gelatin. This invention also comprises a... | 09/28/1999 |
| 5932404 | Silver halide photographic material containing a polymer with a photographically useful group which is rendered non-diffusible by cross-linking The present invention is a silver halide photographic material including at least one layer which contains; a polymer comprising as constituent components thereof a repeating unit having a photographically useful group and at least one repeating unit havi... | 08/03/1999 |
| 5928847 | Photographic element having ultrathin tabular grains This invention contemplates a multilayer, multicolor photographic element comprising a support, a plurality of dye-forming hydrophilic colloid containing silver halide emulsion layers which are spectrally sensitized to different regions of the visible spe... | 07/27/1999 |
| 5879870 | Color paper post process Dmin keeping with a bis-vinylsulfonyl as the hardener and a chromanol stabilizer Improvements in post process Dmin are provided in a photographic element that has a preferred coupler, hardener, and permanent solvent. The coupler of the element comprises between about 20 and 40 percent by weight of the coupler and oil phase components ... | 03/09/1999 |
| 5807668 | Hardening of hydrophilic colloids An improved method for increaseing the hardening in a photographic element is described. The hardener is an imidazolium compound of formula: ##STR1## and the imidazolium is used in conjunction with a hardening accelerator defined by: ##STR2## ... | 09/15/1998 |
| 5800977 | Hardening a hydrophilic colloid composition A hydrophilic colloid is hardened with a vinyl-sulfone hardener in the presence of a borate compound in an amount sufficient to accelerate the rate of hardening. The borate compound is preferably a compound of Formula (I), or a salt, hydrate or precursor ... | 09/01/1998 |
| 5795704 | Method of hardener-free processing of a forehardened silver halide photographic material A method is disclosed of hardener-free processing a forehardened silver halide photographic material comprising a film support and on one or both sides thereof at least one silver halide emulsion layer characterized in that (1) each silver halide emulsion... | 08/18/1998 |
| 5792600 | Silver halide photographic light sensitive material Disclosed is a silver halide photographic light sensitive material comprising a support and provided thereon, a light sensitive silver halide emulsion layer and a non-light sensitive hydrophilic binder layer, wherein at least one of the light sensitive si... | 08/11/1998 |
| 5783379 | X-ray silver halide photographic material suitable for maintenance in bright darkroom lighting conditions A silver halide photographic material for industrial radiography is disclosed comprising a film support and on one or both sides thereof at least one gelatino silver halide emulsion layer wherein each silver halide emulsion layer comprises as silver halid... | 07/21/1998 |
| 5766820 | Silver halide photographic light-sensitive material and its developing methods A silver halide photographic light sensitive material is disclosed which comprises a support and provided thereon, a hydrophilic colloid layer comprising at least one silver halide emulsion layer and at least one non-light sensitive layer, the hydrophilic... | 06/16/1998 |
| 5766835 | Silver halide photographic light-sensitive material There is disclosed a silver halide photographic light-sensitive material that comprises at least one backing layer on a support, wherein at least one of the backing layers contains a crosslinking agent of the general formula (1) in the range of from 3 to ... | 06/16/1998 |
| 5667960 | Method for hardening gelatin and silver halide photographic light sensitive materials employing the method A method for hardening gelatin comprises the step of mixing gelatin with a compound represented by the following formula (I), (II) or (III): ##STR1## wherein R1 and R2 independently represent a hydrogen atom, an alkyl group, an ... | 09/16/1997 |
| 5658721 | Stabilized vinyl sulfone hardening compositions useful in photographic manufacturing Hydrophilic colloids, such as gelatin, which are employed in the manufacture of photographic elements are commonly treated with a hardening composition, among the most useful of which are hardening compositions containing vinyl sulfone hardening agents su... | 08/19/1997 |
| 5635341 | Bleach or bleach-fixer and method for processing silver halide color photographic light-sensitive materials by use thereof A solution for bleaching or bleach-fixing an exposed and developed silver halide color photographic light-sensitive material contains a ferric complex salt of a compound represented by the following Formula (A-I), (A-II) or (A-III), and a compound represe... | 06/03/1997 |
