Patents by Inventor Maurice Chaisson

Maurice Chaisson 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).

  • Slide valve and bag for packaging products
    Patent number: 5396998
    Abstract: A slide valve adapted to be secured to a flexible container and having an open position and a closed position. The valve comprises a body member and a slide. In the open position openings in the body and slide coincide. In the closed position an air tight seal is provided. The valve is constructed to have two discreet positions and a sealing ring on the slide that engages the body member to effect the air tight seal.
    Type: Grant
    Filed: November 12, 1993
    Date of Patent: March 14, 1995
    Inventor: Maurice Chaisson