Patents by Inventor Heinz W. Schmitt

Heinz W. Schmitt 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).

  • Production of cement-mortar dry mix
    Patent number: 5322562
    Abstract: A storable cement-mortar dry mix, which comprises the components cement, aggregate, reaction resin and hardener in a single mixture, wherein the hardener is present as the reaction product of the hardener with an organic acid or a functional derivative thereof.
    Type: Grant
    Filed: July 12, 1991
    Date of Patent: June 21, 1994
    Assignee: Sandoz Ltd.
    Inventors: Peter Ellenberger, Heinz W. Schmitt, Salvatore Valenti, Qiwei Yang