Granted Patent
Utility
US 5,463,500 · App. 08/114,870
Light-weight three-element clinical viewer
Inventor:
Richard A. Buchroeder
Patented Case
View Patent ↗
Granted: Oct 31, 1995
Filed: Aug 31, 1993
Inventor
Richard A. Buchroeder
Assignee (at issue)
Orascoptic Research, 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.