Patents by Inventor Joseph A. Verdol

Joseph A. Verdol 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).

  • Tertiary ethers as blowing agents for foam polymer systems
    Patent number: 5075346
    Abstract: The use of tertiary ethers as blowing agent allows the preparation of lower density foams from many types of polymeric materials.
    Type: Grant
    Filed: December 3, 1990
    Date of Patent: December 24, 1991
    Assignee: Arco Chemical Technology, Inc.
    Inventors: Fred M. Sonnenberg, Joseph A. Verdol