Granted Patent
Utility
US 5,384,606 · App. 07/901,932
Diffractive/refractive spectacle and intraocular lens system for age-related macular degeneration
Inventors:
Donald G. Koch, Albert C. Ting, Jim-Son Chou
Patented Case
View Patent ↗
Granted: Jan 24, 1995
Filed: Jun 22, 1992
Inventors
Donald G. Koch
Albert C. Ting
Jim-Son Chou
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.