Patents by Inventor Peter A. Fowell

Peter A. Fowell 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).

  • Plasticized polyvinyl butyral employing propylene oxide oligomers
    Patent number: 4335036
    Abstract: Polyvinyl butyral plasticizer with propylene oxide oligomers.
    Type: Grant
    Filed: May 30, 1980
    Date of Patent: June 15, 1982
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: Peter A. Fowell
  • Polyvinyl butyral laminates
    Patent number: 4293615
    Abstract: Laminates of glazing material and polyvinyl butyral plasticized with propylene oxide oligomers.
    Type: Grant
    Filed: May 30, 1980
    Date of Patent: October 6, 1981
    Assignee: E. I. Du Pont de Nemours and Company
    Inventors: Griffith Bowen, Peter A. Fowell