Patents by Inventor Dick J. Van Namen

Dick J. Van Namen 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).

  • Lubricating oil compositions containing an acyclic polymer of cyclopentene
    Patent number: 4051051
    Abstract: The viscosity index and pour point of oil compositions are improved by the addition of certain low molecular weight, substantially acyclic polymers of cyclopentene.
    Type: Grant
    Filed: June 21, 1976
    Date of Patent: September 27, 1977
    Assignee: Shell Oil Company
    Inventors: Frederik L. Binsbergen, Dick J. Van Namen