Patents by Inventor Oswald Watterott

Oswald Watterott 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).

  • Publication number: 20060228058
    Abstract: A block-bottom or cross-bottom window bag having a graphic thereon is made by imprinting one side of a substrate web with a graphic, applying to substantially the entirety of that one side of the substrate web a thermally activatable laminating medium, punching a window opening through the substrate web in an area thereof not imprinted with the graphic, and, by thermal activation of the laminating medium, laminating onto substantially the entirety of the substrate web a transparent film thereby covering the window opening with the transparent film, and forming the block-bottom or cross-bottom bag from the laminated substrate web with the transparent film constituting the exterior of the bag.
    Type: Application
    Filed: April 10, 2006
    Publication date: October 12, 2006
    Inventors: Oswald Watterott, Uwe Bauer