Granted Patent
Utility
US 5,851,081 · App. 08/821,248
Bi-stable spring loaded pivoting joint
Inventor:
Edward T. Rude
Patented Case
View Patent ↗
Granted: Dec 22, 1998
Filed: Mar 20, 1997
Inventor
Edward T. Rude
Assignee (at issue)
Torq-Masters, 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.