Patents by Inventor Vladimir Yun

Vladimir Yun 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).

  • Publication number: 20080149040
    Abstract: A drop down feed door for a trailer having a sidewall with a trailer frame defining a trailer access opening. The feed door including a frame assembly adapted to be hinged to the sidewall of the trailer and a window assembly having a window frame and a light transmitting pane supported by the window frame. The window frame having a flange and the window assembly positioned in the window receiving opening of the frame assembly with the flange of the window assembly overlapping one side of the frame assembly along the circumference of the window receiving opening. A connecting member is connected to the window frame of the window assembly and extended over an adjacent portion of the frame assembly so as to secure the window assembly within the window receiving opening of the frame assembly.
    Type: Application
    Filed: October 8, 2007
    Publication date: June 26, 2008
    Inventors: Wanda Welchel, John A. Beam, Gilberto Orozco, Vladimir Yun