Granted Patent
Utility
US 5,364,405 · App. 08/099,707
Ophthalmic instrument with curved suction conduit and internal ultrasound needle
Inventor:
Edward Zaleski
Patented Case
View Patent ↗
Granted: Nov 15, 1994
Filed: Jul 30, 1993
Inventor
Edward Zaleski
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.