Granted Patent
Utility
US 5,890,243 · App. 08/708,904
Inflatable blanket having openings formed therein
Inventor:
Scott D. Dickerhoff
Patented Case
View Patent ↗
Granted: Apr 6, 1999
Filed: Sep 5, 1996
Inventor
Scott D. Dickerhoff
Assignee (at issue)
MALLINCKRODT LLC
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.