Patents by Inventor Brian D. Edstrom

Brian D. Edstrom 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).

  • Molded polymeric structural members and compositions and methods for making them
    Patent number: 8178643
    Abstract: A polymer casting formulation for producing molded polymeric structural members comprises a liquid mixture that contains a polyisocyanate component comprising at least two polyisocyanates; and an isocyanate-reactive component comprising at least two isocyanate-reactive compounds, which formulation cures to form a polyurethane. Methods of using the casting formulation to produce molded polymer structural members and the structural members that are produced by such a method are also described.
    Type: Grant
    Filed: June 30, 2006
    Date of Patent: May 15, 2012
    Assignee: JELD-WEN, Inc.
    Inventors: Brian D. Edstrom, Michael Charles Michie, Aniq Sufi
  • Door and method of making same
    Patent number: 7328539
    Abstract: A door and a method for manufacturing a door are described. A door according to an embodiment of the present invention comprises a split frame, or two frames. Each split frame is attached to an inner surface of a skin and a core material is poured onto the inner surface between the stiles and rails of the frame. The resulting door section is machined to a close tolerance and combined with a complementary section to form a complete composite door.
    Type: Grant
    Filed: May 22, 2003
    Date of Patent: February 12, 2008
    Assignee: JELD-WEN, inc.
    Inventors: William P. Hunt, Brian D. Edstrom, Michael Charles Michie, George M. Clayton, Timothy Lee McCleery
  • Door and method of making same
    Publication number: 20040231285
    Abstract: A door and a method for manufacturing a door are described. A door according to an embodiment of the present invention comprises a split frame, or two frames. Each split frame is attached to an inner surface of a skin and a core material is poured onto the inner surface between the stiles and rails of the frame. The resulting door section is machined to a close tolerance and combined with a complementary section to form a complete composite door.
    Type: Application
    Filed: May 22, 2003
    Publication date: November 25, 2004
    Inventors: William P. Hunt, Brian D. Edstrom, Michael Charles Michie, George M. Clayton, Timothy Lee McCleery