Granted Patent
Utility
US 5,648,074 · App. 08/353,782
Compositions and methods for disinfecting contact lenses and reducing proteinaceous deposit formation
Inventors:
John Y. Park, Lin Peng, Anthony J. Dziabo
Patented Case
View Patent ↗
Granted: Jul 15, 1997
Filed: Dec 12, 1994
Inventors
John Y. Park
Lin Peng
Anthony J. Dziabo
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.