Patents by Inventor Perry Robert J.

Perry Robert J. 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).

  • Preparation of polyesters by a condensation reaction between aryl diodide and an alkyl or aryl diol
    Patent number: 4933419
    Abstract: Polyesters are prepared by a condensation reaction between an aryl diodide and an alkyl or aryl diol. The process is conducted in the presence of carbon monoxide, a palladium catalyst, a base to react with by-product hydrogen iodide, and a solvent.
    Type: Grant
    Filed: June 14, 1989
    Date of Patent: June 12, 1990
    Assignee: Eastman Kodak Company
    Inventors: Perry Robert J., S. Richard Turner