Patents by Inventor Siegbert Papzien

Siegbert Papzien 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).

  • Disposable and returnable containers comprising an insert
    Patent number: 5732848
    Abstract: A container for storing adhesive and sealant materials comprising (a) a container having a closed bottom end and an open top end, (b) an insert in the form of a disk interposed between the closed bottom end of the container and the adhesive and sealant materials contained in the container, the disk having a diameter slightly smaller than that of the container, and (c) a sheath superimposed over one face of the disk to provide overlapping perimeter edges which are folded onto an exposed face of the disk.
    Type: Grant
    Filed: November 2, 1995
    Date of Patent: March 31, 1998
    Assignee: Teroson GmbH
    Inventors: Hans Grab, Siegbert Papzien