Patents by Inventor Buhler, Harald

Buhler, Harald 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).

  • Precipitated silicic acid, method and compositions containing same
    Patent number: 4273589
    Abstract: Finely divided precipitated silicic acid is obtained by the method of the invention.Compositions containing the finely divided precipitated silicic acid as a filler distributed in an elastomer such as an organopolysiloxane are disclosed.
    Type: Grant
    Filed: July 31, 1979
    Date of Patent: June 16, 1981
    Assignee: Deutsche Gold- und Silber-Scheideanstalt vormals Roessler
    Inventors: Peter Nauroth, Heinz Esch, Robert Kuhlmann, Rudolf Bode, Arthur Reisert, Buhler, Harald, Gunter Turk