Granted Patent
Utility
US 5,735,668 · App. 08/645,177
Axial bearing having independent pads for a centrifugal pump
Inventor:
Manfred Klein
Patented Case
View Patent ↗
Granted: Apr 7, 1998
Filed: May 13, 1996
Inventor
Manfred Klein
Assignee (at issue)
Ansimag Incorporated
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.