Patents by Inventor Herbert Schmedding

Herbert Schmedding 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).

  • Multi-layer bag open at one side
    Patent number: 4065049
    Abstract: In a composite bag consisting of a paper or plastics outer envelope of one or more plies and a plastics inner envelope, the latter is closed at the base by a weld seam, the inner envelope material being incorporated in a welded or stitched base closure seam for the outer envelope. A line of weakness in the inner envelope material is disposed between the weld seam of the inner envelope and the base closure seam of the outer envelope.
    Type: Grant
    Filed: December 11, 1975
    Date of Patent: December 27, 1977
    Assignee: Windmoller & Holscher
    Inventors: Fritz Achelpohl, Herbert Schmedding