Granted Patent
Utility
US 6,240,567 · App. 09/365,690
Disposable safety hood having unique air supply connector
Inventor:
Thomas J. Johnston
Patented Case
View Patent ↗
Granted: Jun 5, 2001
Filed: Aug 3, 1999
Inventor
Thomas J. Johnston
Assignee (at issue)
NO-FADE COATINGS, 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.