Brent E. Coffey 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).
Abstract: The present invention provides, among other things, an exhaust vent fan including a housing having an inlet through which air is received within the housing and an outlet through which the air exits the housing, a fan wheel supported in the housing and operable to generate a flow of the air out of the outlet, a louvered first grille positioned across the inlet, a heating element supported in the housing, and a second grille supported on the housing and being moveable relative to the first grille while the first grille is secured to the housing to direct a heated air flow from the heating element out of the housing.
Type:
Application
Filed:
January 2, 2008
Publication date:
July 2, 2009
Inventors:
John R. Adrian, Brent E. Coffey, Jesse Allen Hollingsworth, Kenneth J. Jonas, David L. Pringle