Granted Patent
Utility
US 5,699,792 · App. 08/728,040
Face mask with enhanced facial seal
Inventors:
George D. Reese, Albert R. Rich, Jr., Kevin K. Brunson
Patented Case
View Patent ↗
Granted: Dec 23, 1997
Filed: Oct 9, 1996
Inventors
George D. Reese
Albert R. Rich, Jr.
Kevin K. Brunson
Assignee (at issue)
Tecnol Medical Products, 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.