Granted Patent
Utility
US 5,521,091 · App. 08/259,207
Compositions and method for destroying hydrogen peroxide on contact lens
Inventors:
James N. Cook, John L. Worsley
Patented Case
View Patent ↗
Granted: May 28, 1996
Filed: Jun 13, 1994
Inventors
James N. Cook
John L. Worsley
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.