Granted Patent
Utility
US 6,071,079 · App. 09/049,356
High velocity fan
Inventor:
Charles Litvin
Patented Case
View Patent ↗
Granted: Jun 6, 2000
Filed: Mar 27, 1998
Inventor
Charles Litvin
Assignee (at issue)
Lasko Holdings, Inc. USA
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.