Patents by Inventor Sherman Mandel

Sherman Mandel 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).

  • Shade producing system
    Patent number: 4062146
    Abstract: A shade producing system including a powered track having a novel power driven motor for drawing a shade cloth between a gathered and extended position. The system may include suspension tracks for holding th cloth spread. Splicing means for the powered and suspension tracks are provided for achieving the desired length of extension of the cloth. A novel suspension strip structure is provided on the shade panel for suspending the shade cloth from the tracks.
    Type: Grant
    Filed: December 6, 1973
    Date of Patent: December 13, 1977
    Assignee: Simtrac Inc.
    Inventors: Harold Grossman, Sherman Mandel