Granted Patent
Utility
US 5,698,917 · App. 08/533,203
Electromagnetic bearing with a stationary armature canning arrangement
Inventor:
Richard Shultz
Patented Case
View Patent ↗
Granted: Dec 16, 1997
Filed: Sep 25, 1995
Inventor
Richard Shultz
Assignee (at issue)
Glacier RPB 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.