Granted Patent
Utility
US 6,234,772 · App. 09/301,138
Rotary blood pump
Inventors:
Richard K. Wampler, David M. Lancisi
Patented Case
View Patent ↗
Granted: May 22, 2001
Filed: Apr 28, 1999
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.