Granted Patent
Utility
US 6,730,233 · App. 09/980,864
Device and method for controlling infusion of liquid in an extracorporeal blood circuit
Inventor:
Renato Pedrazzi
Patented Case
View Patent ↗
Granted: May 4, 2004
Filed: Apr 12, 2002
Inventor
Renato Pedrazzi
Assignee (at issue)
Gambro Hospal (Schweiz) AG
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.