Granted Patent
Utility
US 5,133,702 · App. 07/635,300
Ocular treatment apparatus
Inventor:
Daniel Py
Patented Case
View Patent ↗
Granted: Jul 28, 1992
Filed: Dec 28, 1990
Inventor
Daniel Py
Assignee (at issue)
Optic, 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.