Patents by Inventor Hans Hostettler

Hans Hostettler 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).

  • Patent number: 4020604
    Abstract: An improved space dividing panel and a space dividing assembly incorporating such panels. The panel has means along its bottom edge for use in supporting the panel and separate means on at least one end edge at the top and bottom for use in connecting the panel to another panel. Panels are connected together, at any angle, by simple post units to form space dividing assemblies. The post units comprise a simple tubular member having an adjustable top cap. The connecting means comprise brackets at the top and bottom edges which extend past the end of the panel and are insertable into the interior of the tubular posts. The top of each tubular post is adapted to receive a threaded cap member.
    Type: Grant
    Filed: August 18, 1975
    Date of Patent: May 3, 1977
    Assignee: Precision Mfg. Inc. - Fabrication
    Inventors: George Legler, Hans Hostettler, Jean-Pierre Lacoste, Friedrich Schwab
  • Patent number: 3944385
    Abstract: A process for rendering wool non-felting is provided, wherein the wool is treated with aqueous preparations containing a monopersulphine acid salt, an epoxide reaction product, a fatty amine ethylene oxide adduct and a softening agent. Very good non-felting effects without adverse influence on the handle are obtained.
    Type: Grant
    Filed: August 6, 1973
    Date of Patent: March 16, 1976
    Assignee: Ciba-Geigy Corporation
    Inventors: Hans Hostettler, Heinz Abel, Rosemarie Topfl