Granted Patent
Utility
US 4,491,131 · App. 06/371,329
Laser device for gynecology
Inventor:
Arthur Vassiliadis
Patented Case
View Patent ↗
Granted: Jan 1, 1985
Filed: Apr 23, 1982
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.