Granted Patent
Utility
US 4,473,074 · App. 06/306,268
Microsurgical laser device
Inventor:
Arthur Vassiliadis
Patented Case
View Patent ↗
Granted: Sep 25, 1984
Filed: Sep 28, 1981
Inventor
Arthur Vassiliadis
Assignee (at issue)
Xanar, 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.