Granted Patent
Utility
US 4,586,932 · App. 06/592,009
Endoprosthetic bone devices
Inventor:
John T. Scales
Patented Case
View Patent ↗
Granted: May 6, 1986
Filed: Mar 21, 1984
Inventor
John T. Scales
Assignee (at issue)
NATIONAL RESEARCH DEVELOPMENT CORPORATION
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.