Patents by Inventor Rudolph Kraus

Rudolph Kraus 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).

  • Liquid carton
    Patent number: D340642
    Type: Grant
    Filed: January 8, 1991
    Date of Patent: October 26, 1993
    Assignee: Lever Brothers Company, Division of Conopco, Inc.
    Inventors: Josef Detzel, Jurgen Matzel, Rudolph Kraus, Hans D. Peissl