Granted Patent
Utility
US 5,111,029 · App. 07/587,662
Compact heat disinfection unit for contact lenses
Inventors:
Douglas H. Grambush, Gregory R. Holland, Walter A. York
Patented Case
View Patent ↗
Granted: May 5, 1992
Filed: Sep 24, 1990
Inventors
Douglas H. Grambush
Gregory R. Holland
Walter A. York
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.