Patents by Inventor Serge Jean Henri Bettonville

Serge Jean Henri Bettonville 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).

  • Polyethylene pipe resins
    Patent number: 8465816
    Abstract: A pressure pipe resin is disclosed comprising from 90 to 99.9 wt %, based on the total weight of the resin, of a polyethylene, and from 0.1 to 10 wt %, based on the total weight of the blend, of an ionomer.
    Type: Grant
    Filed: June 18, 2004
    Date of Patent: June 18, 2013
    Assignee: INEOS Manufacturing Belgium NV
    Inventors: Serge Jean Henri Bettonville, Virgile Joel Maurice Rouyer