Patents by Inventor Paul F. Ivanick

Paul F. Ivanick 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).

  • Door seal
    Patent number: 4312153
    Abstract: A door seal for use on an aircraft in which one portion of a striker (22) is attached to the door (12) and a second portion of the striker (34) is attached to the door frame (14) and in which one portion of a lip (18) for engaging the striker is attached to the door (12) and a second portion of the lip (16) is attached to the door frame (14), the two lip portions (16, 18) being configured to overlap one another and to mate with the two striker portions (22, 34) and with one another when the door (12) is closed, whereby the lip (18) on the door (12) transitions to a lip (16) on the door frame (14).
    Type: Grant
    Filed: December 14, 1979
    Date of Patent: January 26, 1982
    Assignee: Lockheed Corporation
    Inventors: William R. Parkinson, Thomas R. Swift, Paul F. Ivanick