Patents by Inventor Emil Ruscheinsky, deceased

Emil Ruscheinsky, deceased 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).

  • Leather oiling compositions and their use
    Patent number: 5728313
    Abstract: A method for oiling leather and skins by impregnating the leather and skins with partial esters of cyclic polycarboxylic acids or (partial) anhydrides with monofunctional fatty alcohols and optionally fixing the partial esters in the leather. Aqueous dispersions or emulsions of the cyclic polycarboxylic and/or (partial) anhydrides partial esters are also disclosed.
    Type: Grant
    Filed: September 18, 1996
    Date of Patent: March 17, 1998
    Assignee: Henkel Corporation
    Inventors: Wolfgang Ritter, Rudolf Zauns-Huber, Emil Ruscheinsky, deceased, Stefanie Ortanderl