Patents by Inventor Richard W. M. Ritter, Jr.

Richard W. M. Ritter, Jr. 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).

  • Coextruded multilayer plastic container utilizing post consumer plastic
    Patent number: 5712009
    Abstract: A coextruded multilayer plastic container utilizing post consumer plastic resin comprising an appearance enhancing thin outer layer of ethylene polymers, which enhances the appearance of the container, an intermediate layer comprising a fusion blend of post consumer resin with or without colorant and a third layer comprising a fusion blend of post consumer resin which may have mixed colors. In a modified and preferred form, a fourth inner layer of virgin ethylene polymer is provided.
    Type: Grant
    Filed: September 16, 1993
    Date of Patent: January 27, 1998
    Assignee: Owens-Illinois Plastic Products Inc.
    Inventors: Duane H. Moore, Richard W. M. Ritter, Jr.