Granted Patent
Utility
US 5,474,979 · App. 08/243,279
Nonirritating emulsions for sensitive tissue
Inventors:
Shulin Ding, Walter L. Tien, Orest Olejnik
Patented Case
View Patent ↗
Granted: Dec 12, 1995
Filed: May 17, 1994
Inventors
Shulin Ding
Walter L. Tien
Orest Olejnik
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.