Patents by Inventor Marshall L. Vandewalle

Marshall L. Vandewalle 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).

  • Synthesis of vinylsulfones
    Patent number: 6995287
    Abstract: 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.
    Type: Grant
    Filed: March 3, 2005
    Date of Patent: February 7, 2006
    Assignee: Eastman Kodak Company
    Inventors: Charles W. Wright, James J. Seifert, Stephen A. Godleski, Marshall L. Vandewalle, Paul P. Spara