Granted Patent
Utility
US 5,457,086 · App. 08/096,119
Superconducting composite for magnetic bearings
Inventor:
Thomas Rigney
Patented Case
View Patent ↗
Granted: Oct 10, 1995
Filed: Jul 22, 1993
Inventor
Thomas Rigney
Assignee (at issue)
AlliedSignal, 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.