Granted Patent
Utility
US 5,302,170 · App. 07/963,442
External fixation system for the neck
Inventor:
Lisa Tweardy
Patented Case
View Patent ↗
Granted: Apr 12, 1994
Filed: Oct 19, 1992
Inventor
Lisa Tweardy
Assignee (at issue)
The Jerome Group
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.