Patents by Inventor George Reynolds

George Reynolds 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).

  • Migration imaging process and compositions
    Patent number: 4145215
    Abstract: Materials having the following structure ##STR1## have been found useful in migration imaging processes.
    Type: Grant
    Filed: July 15, 1977
    Date of Patent: March 20, 1979
    Assignee: Eastman Kodak Company
    Inventors: James A. Van Allan, Frank G. Webster, George A. Reynolds
  • Photographic elements incorporating chelated-metal quenching compounds
    Patent number: 4050938
    Abstract: A photographic element is disclosed containing one or more hydrophilic coatings thereon including an organic dye or precursor thereof dispersed in a water-immiscible solvent therefor. The solvent additionally includes therein a chelated-metal compound, termed a quenching compound, having a spectrophotometric absorption peak bathochromic relative to the absorption peak of the compound to be stabilized.
    Type: Grant
    Filed: July 1, 1975
    Date of Patent: September 27, 1977
    Assignee: Eastman Kodak Company
    Inventors: Wendell F. Smith, Jr, George A. Reynolds
  • Pyrylium dyes having a fused, rigidized nitrogen-containing ring
    Patent number: 4005092
    Abstract: A class of pyrylium dyes, having at least one rigidized, nitrogen-containing heterocyclic ring fused thereto is described. The rigidized dyes are useful lasing components in lasing media.
    Type: Grant
    Filed: October 29, 1975
    Date of Patent: January 25, 1977
    Assignee: Eastman Kodak Company
    Inventor: George A. Reynolds
  • Pyrylium dyes for electrophotographic composition and element
    Patent number: 3938994
    Abstract: This invention relates to organic compounds useful as sensitizers for organic photoconductive compositions having one of the following formulas: ##SPC1## ##SPC2##Wherein:R.sup.1 represents a hydrogen atom, an alkyl radical having 1 to about 15 carbon atoms, a substituted alkyl radical wherein the alkyl moiety contains from 1 to about 15 carbon atoms and wherein the substituents are phenyl radicals or alkoxy radicals containing 1 to about 4 carbon atoms, a phenyl radical, and a substituted phenyl radical having as substituents alkyl radicals having 1 to about 15 carbon atoms or alkoxy radicals having 1 to about 4 carbon atoms;R.sup.2 represents R.sup.1 and a radical having the following formula: ##EQU1## X represents a hetero atom selected from the group consisting of an oxygen and a sulfur atom; andZ.sup.- is an anionic function.
    Type: Grant
    Filed: June 18, 1974
    Date of Patent: February 17, 1976
    Assignee: Eastman Kodak Company
    Inventors: George A. Reynolds, James A. Van Allan, Lawrence E. Contois
  • Pyrylium dyes having a fused rigidized nitrogen-containing ring
    Patent number: 3932415
    Abstract: A class of pyrylium dyes, having at least one rigidized, nitrogen-containing heterocyclic ring fused thereto is described. The rigidized dyes are useful lasing components in lasing media.
    Type: Grant
    Filed: August 20, 1973
    Date of Patent: January 13, 1976
    Assignee: Eastman Kodak Company
    Inventor: George A. Reynolds