Granted Patent
Utility
US 4,493,316 · App. 06/474,004
Articulating knee stabilizer
Inventors:
Kenneth E. Reed, Bradley R. Mason, Jeff Mason, Gregory R. Nelson
Patented Case
View Patent ↗
Granted: Jan 15, 1985
Filed: Mar 10, 1983
Inventors
Kenneth E. Reed
Bradley R. Mason
Jeff Mason
Gregory R. Nelson
Assignee (at issue)
Don Joy, 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.