Granted Patent
Utility
US 5,848,967 · App. 08/482,213
Optically coupled frameless stereotactic system and method
Inventor:
Eric R. Cosman
Patented Case
View Patent ↗
Granted: Dec 15, 1998
Filed: Jun 7, 1995
Inventor
Eric R. Cosman
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.