Granted Patent
Utility
US 6,595,762 · App. 09/968,690
Hybrid magnetically suspended and rotated centrifugal pumping apparatus and method
Inventors:
Pratap S. Khanwilkar, Paul E. Allaire, Gill B. Bearnson, Don B. Olsen, Eric H. Maslen, James W. Long
Patented Case
View Patent ↗
Granted: Jul 22, 2003
Filed: Oct 1, 2001
Inventors
Pratap S. Khanwilkar
Paul E. Allaire
Gill B. Bearnson
Don B. Olsen
Eric H. Maslen
James W. Long
Assignees (at issue)
MedQuest Products, Inc.
University of Virginia
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.