Patents by Inventor Christopher E. Murphy

Christopher E. Murphy 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).

  • Preparing crosslinkable polymers employing macromonomer chain transfer agents
    Patent number: 5773534
    Abstract: An improved method of free radical polymerization conducted in the presence of a relatively low molecular weight macromonomer such as can be made with a metal chelate chain transfer catalyst. This method has various uses, including reducing the molecular weight of a variety of crosslinkable polymers and copolymers.
    Type: Grant
    Filed: November 7, 1996
    Date of Patent: June 30, 1998
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Joseph A. Antonelli, Charles T. Berge, Michael J. Darmon, Christopher E. Murphy