Granted Patent
Utility
US 5,212,172 · App. 07/792,977
4-(1-hydroxy-2-substituted amino)ethyl-5-hydroxy-2(5H)-furanones as anti-inflammatory agents
Inventor:
Gary Lee
Patented Case
View Patent ↗
Granted: May 18, 1993
Filed: Nov 15, 1991
Inventor
Gary Lee
Assignee (at issue)
Allergan, 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.