Granted Patent
Utility
US 6,802,311 · App. 10/445,224
Kitchen range hood motor housing and fan
Inventor:
Peter Yeung
Patented Case
View Patent ↗
Granted: Oct 12, 2004
Filed: May 27, 2003
Inventor
Peter Yeung
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.