Granted Patent
Utility
US 6,368,083 · App. 09/689,251
Sealless rotary blood pump
Inventor:
Richard K. Wampler
Patented Case
View Patent ↗
Granted: Apr 9, 2002
Filed: Oct 13, 2000
Inventor
Richard K. Wampler
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.