Granted Patent
Utility
US 5,248,293 · App. 07/784,571
Tethered medical restraint device
Inventors:
Robert P. Hubbard, Robert L. Boughner
Patented Case
View Patent ↗
Granted: Sep 28, 1993
Filed: Oct 29, 1991
Inventors
Robert P. Hubbard
Robert L. Boughner
Assignee (at issue)
Biomechanical Design, 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.