Granted Patent
Utility
US 5,974,625 · App. 08/685,584
Lift off mechanism for a vacuum cleaner
Inventor:
David P. Garner
Patented Case
View Patent ↗
Granted: Nov 2, 1999
Filed: Jul 24, 1996
Inventor
David P. Garner
Assignee (at issue)
Fantom Technologies Inc.
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.