Patents by Inventor Gerardus F. Meijerink

Gerardus F. Meijerink 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).

  • Polyesters
    Patent number: 4072662
    Abstract: The invention provides novel polyesters based on 100- 75 equivalent percent of a phthalic acid, 0- 25 equivalent percent of an aliphatic dicarboxylic acid and 150- 225 equivalent percent of a C.sub.5 - C.sub.12 diol. The polyesters can be admixed with amino resins and an acid catalyst to form a coating composition which can be stoved into a hard tough coating.
    Type: Grant
    Filed: July 6, 1976
    Date of Patent: February 7, 1978
    Assignee: Internationale Octrooi Maatschappij "Octropa" B.V.
    Inventors: Robert van der Linde, Gerardus F. Meijerink, Johan Rietberg