Patents by Inventor Martin J. Robles

Martin J. Robles 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).

  • Novel pigment grinding vehicle
    Patent number: 4230552
    Abstract: A polymeric product suitble for use as a pigment grinding vehicle is disclosed. The polymeric product is the reaction product of an organic polyepoxide and an organic amine containing an alkylarylpolyether moiety.
    Type: Grant
    Filed: July 20, 1979
    Date of Patent: October 28, 1980
    Assignee: PPG Industries, Inc.
    Inventors: Karl F. Schimmel, Lance C. Sturni, Martin J. Robles
  • Novel pigment grinding vehicle
    Patent number: 4186124
    Abstract: A polymeric product suitable for use as a pigment grinding vehicle is disclosed. The polymeric product is the reaction product of an organic polyepoxide and an organic amine containing an alkylarylpolyether moiety.
    Type: Grant
    Filed: January 13, 1978
    Date of Patent: January 29, 1980
    Assignee: PPG Industries, Inc.
    Inventors: Karl F. Schimmel, Lance C. Sturni, Martin J. Robles