Granted Patent
Utility
US 4,493,695 · App. 06/383,635
Opthalmic microsurgical system cassette assembly
Inventor:
Kenneth P. Cook
Patented Case
View Patent ↗
Granted: Jan 15, 1985
Filed: Jun 1, 1982
Inventor
Kenneth P. Cook
Assignee (at issue)
Site Microsurgical Systems, 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.