Patents by Inventor David P. Brust

David P. Brust has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 5891827
    Abstract: A dye-receiving element for thermal dye transfer comprising a support having on one side thereof a polymeric dye image-receiving layer and on the other side thereof a backing layer comprising a water-soluble polymeric binder, inorganic particles, and a cationic, polymeric mordant for anionic dyes.
    Type: Grant
    Filed: November 26, 1997
    Date of Patent: April 6, 1999
    Assignee: Eastman Kodak Company
    Inventors: David P. Brust, George B. Bodem, Wayne A. Bowman
  • Patent number: 5846900
    Abstract: An identification card stock comprising a polymeric core substrate having an oriented polymeric film laminated on at least one side thereof, said card stock also having an image-receiving layer located on the outermost surface of at least one side of said card stock, and process of using same.
    Type: Grant
    Filed: July 31, 1996
    Date of Patent: December 8, 1998
    Assignee: Eastman Kodak Company
    Inventors: Thomas Carl Reiter, Peter P. Soscia, David P. Brust
  • Patent number: 5789340
    Abstract: An identification card stock comprising a polymeric core substrate having on at least one side thereof the following layers in order: an oriented polymeric film, a cushion layer of an acrylic polymer, a subbing layer and an image-receiving layer; wherein the subbing layer comprises from about 5 to about 35% by weight of acrylonitrile, from about 2 to about 10% by weight of acrylic acid, and from about 55 to about 85% by weight of recurring units of vinylidene chloride; and process of using same.
    Type: Grant
    Filed: July 31, 1996
    Date of Patent: August 4, 1998
    Assignee: Eastman Kodak Company
    Inventors: David P Brust, Thomas Carl Reiter, Peter P Soscia
  • Patent number: 5756188
    Abstract: An image-receiving laminate for an identification card stock, the laminate comprising an oriented polymeric film support having an image-receiving layer located on a first outermost surface thereof, the image-receiving layer having an embossed surface, and the second outermost surface of the oriented polymeric film support having a heat- or chemically-activated adhesive thereon.
    Type: Grant
    Filed: September 26, 1996
    Date of Patent: May 26, 1998
    Assignee: Eastman Kodak Company
    Inventors: Thomas Carl Reiter, Peter P. Soscia, David P. Brust
  • Patent number: 5746864
    Abstract: A process of providing a smooth surface to an image-receiving laminate in an identification card stock, the laminate comprising an oriented polymeric film support having an image-receiving layer located on a first outermost surface thereof, and the second outermost surface of the oriented polymeric film support having a heat- or chemically-activated adhesive thereon, the process comprising applying an embossed surface to the image-receiving layer using a textured plate employed in a laminating process, and then applying a smooth surface to the image-receiving layer using a smooth plate employed in a laminating process.
    Type: Grant
    Filed: September 26, 1996
    Date of Patent: May 5, 1998
    Assignee: Eastman Kodak Company
    Inventors: Thomas Carl Reiter, Peter P. Soscia, David P. Brust
  • Patent number: 5733845
    Abstract: An identification card stock comprising a polymeric core substrate having on at least one side thereof the following layers in order: a hydrophobic antistatic layer, an oriented polymeric film, and an image-receiving layer; and process of using same.
    Type: Grant
    Filed: July 31, 1996
    Date of Patent: March 31, 1998
    Assignee: Eastman Kodak Company
    Inventors: David P. Brust, Thomas Carl Reiter, Peter P. Soscia
  • Patent number: 5668081
    Abstract: A dye-donor element for thermal dye transfer comprising a support having thereon at least one dye layer area comprising an image dye in a binder and another area comprising a transferable protection layer, the transferable protection layer area being approximately equal in size to the dye layer area, wherein the transferable protection layer comprises eithera) poly(vinyl formal), poly(vinyl benzal) or poly(vinyl acetal) containing at least about 5 mole % hydroxyl and a crosslinking agent, orb) a phenoxy resin.
    Type: Grant
    Filed: July 25, 1996
    Date of Patent: September 16, 1997
    Assignee: Eastman Kodak Company
    Inventors: William Henry Simpson, David P. Brust, Jacob John Hastreiter, Jr., Mary Catherine S. Oldfield
  • Patent number: 5334572
    Abstract: A dye-donor element for thermal dye transfer comprising a support having on one side thereof a dye layer and on the other side thereof, in order, a subbing layer comprising a polymer having an inorganic backbone which is an oxide of a Group IVa or IVb element and a slipping layer, and wherein an interlayer is located between the subbing layer and the slipping layer, the interlayer comprising a polymer having free hydroxyl groups.
    Type: Grant
    Filed: October 21, 1993
    Date of Patent: August 2, 1994
    Assignee: Eastman Kodak Company
    Inventors: Noel R. Vanier, David P. Brust
  • Patent number: 5252534
    Abstract: A dye-donor element for thermal dye transfer comprising a support having on one side thereof a dye layer and on the other side a slipping layer comprising a lubricating material comprising a polyimide-siloxane copolymer, the polysiloxane component comprising more than 3 weight % of the copolymer and the polysiloxane component having a molecular weight of greater than 3900.
    Type: Grant
    Filed: May 29, 1992
    Date of Patent: October 12, 1993
    Assignee: Eastman Kodak Company
    Inventors: Vito A. DePalma, Ravi Sharma, Scott E. Tunney, David P. Brust
  • Patent number: 5240899
    Abstract: A dye-donor element for thermal dye transfer comprising a support having on one side thereof a dye layer and on the other side a slipping layer comprising an aminoalkyl(dialkylsilyl)-terminated poly(dialkyl siloxane) in a polymeric binder, the improvement wherein said polymeric binder comprises a poly(vinyl acetal) having more than 60 mole % acetal units which is formed from poly(vinylalcohol) and acetaldehyde or formaldehyde.
    Type: Grant
    Filed: August 19, 1992
    Date of Patent: August 31, 1993
    Assignee: Eastman Kodak Company
    Inventors: Wayne A. Bowman, David P. Brust, Noel R. Vanier
  • Patent number: 5234889
    Abstract: A dye-donor element for thermal dye transfer comprising a support having on one side thereof a dye layer and on the other side a slipping layer comprising a lubricating material and wherein the lubricating material consists essentially of a poly(aryl ester, aryl amide)-siloxane copolymer, the polysiloxane component comprising more than 3 weight % of the copolymer and the polysiloxane component having a molecular weight of at least about 1500.
    Type: Grant
    Filed: December 17, 1992
    Date of Patent: August 10, 1993
    Assignee: Eastman Kodak Company
    Inventors: Vito A. DePalma, Catherine A. Falkner, Ravi Sharma, Paul D. Yacobucci, David P. Brust
  • Patent number: 4551411
    Abstract: Photographic assemblages are described employing metallizable redox dye-releasers and a sequestering agent which is gluconic acid, N[CH.sub.2 --P--(O)(OH).sub.2 ].sub.3 or (HO).sub.2 P(O)--C(CH.sub.3)(OH)--P(O)(OH).sub.2.
    Type: Grant
    Filed: December 28, 1984
    Date of Patent: November 5, 1985
    Assignee: Eastman Kodak Company
    Inventors: David P. Brust, Stephen M. Neumann, Edward Weissberger
  • Patent number: 4542087
    Abstract: Photographic elements and diffusion transfer assemblages are described wherein a sufficient amount of a reflecting agent, such as titanium dioxide, is employed in the yellow dye image-providing material layer so that the layer is an effective yellow filter layer for good color reproduction.
    Type: Grant
    Filed: September 4, 1984
    Date of Patent: September 17, 1985
    Assignee: Eastman Kodak Company
    Inventor: David P. Brust
  • Patent number: 4358524
    Abstract: Photographic elements, diffusion transfer assemblages and processes are described wherein a polymeric vehicle is employed in a metallizable dye image-receiving layer, a layer adjacent thereto or both. The polymeric vehicle comprises a cross-linked polymer derived from recurring units of an acrylamide, a 1-vinyl-2-pyrrolidone or a 2-hydroxyethyl acrylate and a cross-linkable monomer.
    Type: Grant
    Filed: October 13, 1981
    Date of Patent: November 9, 1982
    Assignee: Eastman Kodak Company
    Inventors: Richard C. Sutton, David P. Brust, Lewis R. Hamilton
  • Patent number: 4282305
    Abstract: An image dye receiving element comprises a support having thereon in order:(1) a layer comprising a source of metal ions and a binder therefor; and(2) a dye image receiving layer comprising a polymer containing heterocyclic tertiary groups.The receiving element can be used in an image transfer film unit which contains a dye ligand or dye ligand former and the film unit is stable to metal ion wandering and the resulting metallized dye image is stable to fading.
    Type: Grant
    Filed: January 15, 1979
    Date of Patent: August 4, 1981
    Assignee: Eastman Kodak Company
    Inventors: David P. Brust, Lewis R. Hamilton, Glenn R. Wilkes
  • Patent number: 4228257
    Abstract: A polymer comprising acrylamide units or anionic sulfonate units and a unit having the formula: ##STR1## wherein: R is H, halogen or alkyl;L is a linking group; andM is H, an ammonium cation or an alkali metal, can be metallized to form a metallized polymer. The metallized polymer is useful either as or with a mordant for dyes or dye formers that chelate metals.
    Type: Grant
    Filed: June 6, 1979
    Date of Patent: October 14, 1980
    Assignee: Eastman Kodak Company
    Inventors: Gerald A. Campbell, Lewis R. Hamilton, David P. Brust
  • Patent number: 4193796
    Abstract: A polymer comprising acrylamide units or anionic sulfonate units and a unit having the formula: ##STR1## wherein: R is H, halogen or alkyl;L is a linking group; andM is H,an ammonium cation or an alkali metal, can be metallized to form a metallized polymer. The metallized polymer is useful either as or with a mordant for dyes or dye formers that chelate metals.
    Type: Grant
    Filed: December 20, 1978
    Date of Patent: March 18, 1980
    Assignee: Eastman Kodak Company
    Inventors: Gerald A. Campbell, Lewis R. Hamilton, David P. Brust
  • Patent number: 4088499
    Abstract: Disclosed herein is an image-transfer film unit comprising:(1) a photosensitive element comprising a support, having thereon at least one silver halide emulsion layer;(2) an image-receiving layer:(3) interposed between any silver halide emulsion layer and said image-receiving layer, at least one pH selectively permeable layer comprising:(a) from about 1 to 100 mole percent of a polymerized monomer containing at least one active methylene group and having the formula: ##STR1## wherein n is 0 or 1; R is hydrogen or methyl; R.sup.1 is substituted or unsubstituted arylenethylene having the structure: ##STR2## wherein Ar is arylene and R.sup.2 is hydrogen, alkyl, aryl or cycloalkyl, or R.sup.1 has the formula: ##STR3## wherein R.sup.3 is alkylene, arylene or cycloalkylene; and R.sup.4 is alkyl, alkoxy or amino when n is equal to 0, and R.sup.
    Type: Grant
    Filed: July 1, 1976
    Date of Patent: May 9, 1978
    Assignee: Eastman Kodak Company
    Inventors: David P. Brust, Tsang J. Chen, Ignazio S. Ponticello, Zona R. Pierce