Granted Patent
Utility
US 6,533,747 · App. 09/698,132
Extracorporeal circuit for peripheral vein fluid removal
Inventors:
Hans-Dietrich Polaschegg, Steven Bernard, Howard R. Levin, Mark Gelfand
Patented Case
View Patent ↗
Granted: Mar 18, 2003
Filed: Oct 30, 2000
Inventors
Hans-Dietrich Polaschegg
Steven Bernard
Howard R. Levin
Mark Gelfand
Assignee (at issue)
CHF Solutions, 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.