Patents by Inventor Ernest L. Woodrow

Ernest L. Woodrow 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).

  • Window security unit
    Patent number: 4653226
    Abstract: Improvements in guard devices for windows; a bar carrying frame removably fixable within the runs for the upper sash of a double hung sash window; improvements in guard and protective devices for double hung sash windows wherein the lower sash may be fully opened while the upper sash may be partially opened; window guard improvements where the barred frame member inserted in the window is instantly removable from the inside of the dwelling in case of an emergency such as a fire to enable egress out the window if necessary.
    Type: Grant
    Filed: October 24, 1985
    Date of Patent: March 31, 1987
    Inventor: Ernest L. Woodrow