Patents by Inventor Max A. Hassle

Max A. Hassle 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).

  • Dispenser for air-treating material
    Patent number: D255047
    Type: Grant
    Filed: March 20, 1978
    Date of Patent: May 20, 1980
    Assignee: Airwick Industries, Inc.
    Inventors: Arthur W. Muller, Max A. Hassle