Patents by Inventor Eric A. Fossum

Eric A. Fossum 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).

  • Water soluble branched polyethyleneimine compositions
    Patent number: 8430952
    Abstract: A composition for coating or printing on a substrate, comprising a liquid vehicle and a water soluble branched polyethyleneimine comprising amino groups which have been alkylated or hydroxyalkylated, wherein the branched polyethyleneimine prior to alkylation or hydroxyalkylation comprises a combination of primary, secondary, and tertiary amino groups, and wherein at least 1% of the primary amino groups of the polyethyleneimine polymer are alkylated or hydroxyalkylated with at least one alkyl or hydroxyalkyl group having at least 4 carbon atoms.
    Type: Grant
    Filed: October 15, 2008
    Date of Patent: April 30, 2013
    Assignee: Eastman Kodak Company
    Inventors: Raouf Botros, Tom N. Huang, Russell H. Tobias, Eric A. Fossum
  • WATER SOLUBLE BRANCHED POLYETHYLENEIMINE COMPOSITIONS
    Publication number: 20090043040
    Abstract: A composition for coating or printing on a substrate, comprising a liquid vehicle and a water soluble branched polyethyleneimine comprising amino groups which have been alkylated or hydroxyalkylated, wherein the branched polyethyleneimine prior to alkylation or hydroxyalkylation comprises a combination of primary, secondary, and tertiary amino groups, and wherein at least 1% of the primary amino groups of the polyethyleneimine polymer are alkylated or hydroxyalkylated with at least one alkyl or hydroxyalkyl group having at least 4 carbon atoms.
    Type: Application
    Filed: October 15, 2008
    Publication date: February 12, 2009
    Inventors: Raouf Botros, Tom N. Huang, Russell H. Tobias, Eric A. Fossum