Granted Patent
Utility
US 6,425,932 · App. 09/611,513
Air purifier
Inventors:
Barry Huehn, Yani Deros, Stephen Bourque
Patented Case
View Patent ↗
Granted: Jul 30, 2002
Filed: Jul 7, 2000
Inventors
Barry Huehn
Yani Deros
Stephen Bourque
Assignee (at issue)
The Holmes Group, 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.