Patents by Inventor Steven W. Kortum

Steven W. Kortum 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).

  • Pyridyl sulfone derivatives
    Patent number: 6855709
    Abstract: The invention provides compounds of the formula and methods of using those compounds for treating a disease or condition in a mammal wherein a 5-HT receptor, such as a 5-HT6 receptor, is implicated and modulation of a 5-HT function is desired, wherein A, G and W1-W3 are defined as herein.
    Type: Grant
    Filed: February 20, 2003
    Date of Patent: February 15, 2005
    Assignee: Pharmacia & Upjohn Company
    Inventors: Ruth E. Tenbrink, Steven W. Kortum
  • Arylsulfone derivatives
    Publication number: 20030220325
    Abstract: The invention provides compounds of the formula 1
    Type: Application
    Filed: February 20, 2003
    Publication date: November 27, 2003
    Inventors: Ruth E. Tenbrink, Steven W. Kortum
  • Pyridyl sulfone derivatives
    Publication number: 20030186968
    Abstract: The invention provides compounds of the formula 1
    Type: Application
    Filed: February 20, 2003
    Publication date: October 2, 2003
    Inventors: Ruth E. Tenbrink, Steven W. Kortum
  • Liquid crystalline filter dyes for imaging elements
    Patent number: 6245255
    Abstract: A dispersion comprises a solvent having dispersed therein a liquid-crystal forming dye of structural Formula I, II or III: wherein the substituent are as defined in the specification. The dispersion is particularly useful in imaging and photographic elements.
    Type: Grant
    Filed: May 23, 2000
    Date of Patent: June 12, 2001
    Assignee: Eastman Kodak Company
    Inventors: Margaret J. Helber, William J. Harrison, Kevin W. Williams, Steven W. Kortum
  • Liquid crystalline filter dyes for imaging elements
    Patent number: 6093510
    Abstract: A dispersion comprises a solvent having dispersed therein a liquid-crystal forming dye of structural Formula I, II or III: ##STR1## wherein the substituent are as defined in the specification. The dispersion is particularly useful in imaging and photographic elements.
    Type: Grant
    Filed: September 11, 1998
    Date of Patent: July 25, 2000
    Assignee: Eastman Kodak Company
    Inventors: Margaret J. Helber, William J. Harrison, Kevin W. Williams, Steven W. Kortum