Patents by Inventor David P. Evensen

David P. Evensen 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: 5179810
    Abstract: A panel system is provided wherein a pair of adjacent display panels are removably interconnected. The system includes a tensioning member disposed within a peripheral track formed in each of the adjacent display panels. The tensioning member cooperates with an elongate link, which slidably engages the tracks of the adjacent panels and retains the link and tracks in a snug interfitting relation.
    Type: Grant
    Filed: November 14, 1991
    Date of Patent: January 19, 1993
    Assignee: Nimlok Company
    Inventors: John L. Gename, David P. Evensen
  • Patent number: 5007473
    Abstract: A portable partition system is provided having a pair of panel components which are adapted to assume either an operative or inoperative mode. First segments of the peripheral edges of the panel components are provided with a first attaching element and second segments thereof are provided with a compatible second attaching element whereby, when the first attaching element of one panel component and the compatible second attaching element of the other panel component are pushed together, the panel components are interconnected in an operative mode and can be adjusted to any selected relative angular position. The interconnected panel components can be disconnected from one another upon a predetermined pulling force being exerted on one of the components. The disconnected components, when in an inoperative mode, are adapted to assume a stacked face to face relation.
    Type: Grant
    Filed: August 20, 1990
    Date of Patent: April 16, 1991
    Assignee: Nimlock Company
    Inventor: David P. Evensen