Patents by Inventor Finbar McDonnell

Finbar McDonnell 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).

  • Process for the manufacture of polyester via hydrogenation treatment of recycled diol
    Publication number: 20050148757
    Abstract: An improved process for recycling unspent diol removed from a polyester manufacturing process wherein the diol is captured, hydrogenated, and recycled so that the final polyester product has improved color over polyesters produced using other recycled diols.
    Type: Application
    Filed: January 7, 2004
    Publication date: July 7, 2005
    Inventors: Finbar McDonnell, Clive Hamilton, Alexander Coote