Patents by Inventor Mark H. Shanker

Mark H. Shanker 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).

  • Vertical fabric vane weight system
    Patent number: 5094287
    Abstract: A vertical fabric vane weight system is used to interconnect a plurality of fabric vanes. The vertical vanes are secured at their top end to a head rail and the botton ends are freely movable. An enclosed pocket is formed adjacent to the bottom of each vertical vane, each vane having a weight positioned in its respective pocket. A continuous chain member interconnects the weights along one edge of the vanes. Clips are used to interconnect the continuous chain to each of the weights and are removable should the chain not be a desirable feature.
    Type: Grant
    Filed: November 1, 1990
    Date of Patent: March 10, 1992
    Assignee: M & B Mini-Blind Corp.
    Inventors: Jose M. Vargas, Mark H. Shanker