Granted Patent
Utility
US 6,743,191 · App. 09/959,543
Substitution infusion fluid and citrate anticoagulation
Inventor:
Pe Chou Chang
Patented Case
View Patent ↗
Granted: Jun 1, 2004
Filed: Oct 23, 2001
Inventor
Pe Chou Chang
Assignee (at issue)
Edwards Lifesciences Corporation
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.