Patents by Inventor Phillippe Leboeuf

Phillippe Leboeuf 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 manufacturing mufflers with polymeric bodies
    Publication number: 20100269344
    Abstract: Disclosed is a process for making muffler systems wherein the muffler polymeric bodies have a cross section that is constant over the length of the muffler polymeric body. The muffler systems are inexpensive to make and install.
    Type: Application
    Filed: April 23, 2010
    Publication date: October 28, 2010
    Applicant: E. I. DU PONT DE NEMOURS AND COMPANY
    Inventors: Phillippe Leboeuf, Frederic Bonnin, Karl Paul Maurer, Daniel P. Jones