Granted Patent
Utility
US 6,264,635 · App. 09/204,795
Active magnetic bearing system for blood pump
Inventors:
Richard K. Wampler, David M. Lancisi
Patented Case
View Patent ↗
Granted: Jul 24, 2001
Filed: Dec 3, 1998
Inventors
Richard K. Wampler
David M. Lancisi
Assignee (at issue)
Kriton Medical, 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.