Patents by Inventor Sieghard Gobelbecker

Sieghard Gobelbecker 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).

  • Anti-corrosion pigment and use thereof
    Patent number: 5665149
    Abstract: An active heavy metal-free and non-toxic anti-corrosion pigment based on phosphate, which is particularly environmentally friendly, is a mixture of .beta.-tricalcium phosphate and tertiary magnesium phosphate or dicalcium phosphate dihydrate. It has good compatibility with the usual raw materials of paints and additives.
    Type: Grant
    Filed: December 21, 1995
    Date of Patent: September 9, 1997
    Assignee: Chemische Fabrik Budenheim
    Inventors: Karl Gotzmann, Karlheinz Dorn, Hans-Dieter Nagerl, Sieghard Gobelbecker