Granted Patent
Utility
US 5,874,068 · App. 08/986,519
Stabilized antiplaque and antigingivitis oral compositions containing N.sup..alpha. -alkyl-L-arginine alkyl ester salts
Inventors:
E. Eric Engelman, Lynn Schick, Mona Nair, R. Michael Buch
Patented Case
View Patent ↗
Granted: Feb 23, 1999
Filed: Dec 8, 1997
Inventors
E. Eric Engelman
Lynn Schick
Mona Nair
R. Michael Buch
Assignee (at issue)
WARNER-LAMBERT COMPANY 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.