Granted Patent
Utility
US 6,796,955 · App. 10/073,855
Method to control blood and filtrate flowing through an extracorporeal device
Inventors:
John O'Mahony, Andrew Halpert, Edward G. Rychlick, Mark Gelfand
Patented Case
View Patent ↗
Granted: Sep 28, 2004
Filed: Feb 14, 2002
Inventors
John O'Mahony
Andrew Halpert
Edward G. Rychlick
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.