Granted Patent
Utility
US 4,687,475 · App. 06/849,106
Method for sequential intravenous infusion of multiple fluids
Inventors:
Henry T. Tai, Eric W. Brown
Patented Case
View Patent ↗
Granted: Aug 18, 1987
Filed: Apr 7, 1986
Inventors
Henry T. Tai
Eric W. Brown
Assignee (at issue)
I-Flow 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.