Granted Patent
Utility
US 5,891,157 · App. 08/638,616
Apparatus for surgical stereotactic procedures
Inventors:
James L. Day, Ali Mowlai-Ashtiani
Patented Case
View Patent ↗
Granted: Apr 6, 1999
Filed: Apr 26, 1996
Inventors
James L. Day
Ali Mowlai-Ashtiani
Assignee (at issue)
Ohio Medical Instrument Company, 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.