Granted Patent
Utility
US 5,981,607 · App. 09/008,924
Emulsion eye drop for alleviation of dry eye related symptoms in dry eye patients and/or contact lens wearers
Inventors:
Shulin Ding, Orest Olejnik, Brenda L. Reis
Patented Case
View Patent ↗
Granted: Nov 9, 1999
Filed: Jan 20, 1998
Inventors
Shulin Ding
Orest Olejnik
Brenda L. Reis
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.