Granted Patent
Utility
US 4,559,935 · App. 06/616,834
Fracture cast braces
Inventors:
David E. Young, David H. Boyes
Patented Case
View Patent ↗
Granted: Dec 24, 1985
Filed: Jun 4, 1984
Inventors
David E. Young
David H. Boyes
Assignee (at issue)
Protectair Limited
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.