Granted Patent
Utility
US 6,136,850 · App. 08/016,931
Methods and compositions for inhibiting deposit formation on contact lenses
Inventors:
John Y. Park, James N. Cook, Dorla Mirejovsky, Steven Matsumoto
Patented Case
View Patent ↗
Granted: Oct 24, 2000
Filed: Feb 12, 1993
Inventors
John Y. Park
James N. Cook
Dorla Mirejovsky
Steven Matsumoto
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.