Granted Patent
Utility
US 4,953,543 · App. 07/230,445
Cruciate ligament leg brace
Inventors:
Tracy E. Grim, Jeffrey R. Haines
Patented Case
View Patent ↗
Granted: Sep 4, 1990
Filed: Aug 9, 1988
Inventors
Tracy E. Grim
Jeffrey R. Haines
Assignee (at issue)
Royce Medical Company
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.