Granted Patent
Utility
US 4,662,005 · App. 06/638,074
Conformable surgical face mask
Inventor:
Carletta Grier-Idris
Patented Case
View Patent ↗
Granted: May 5, 1987
Filed: Aug 6, 1984
Inventor
Carletta Grier-Idris
Assignee (at issue)
Kimberly-Clark 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.