Patents by Inventor Christian Friederichsen

Christian Friederichsen 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).

  • Patent number: 6625915
    Abstract: An album page having at least one pair of parallel strips (5), which are joined to a substrate (1) in the longitudinal direction of the strips (5) and, at their mutually facing edges, have an unjoined region. The distance between the longitudinal joins is slightly greater than the extent in one direction of an object (6) to be held. In one embodiment the strips (5) are of the same length as the longitudinal edges of the substrate (1). In this way the album pages can be produced in a continuous process. The album page is preferably produced from the same materials (e.g., cardboard).
    Type: Grant
    Filed: July 15, 1999
    Date of Patent: September 30, 2003
    Assignee: Holson GmbH
    Inventor: Christian Friederichsen