Granted Patent
Utility
US 4,447,230 · App. 06/290,257
Intravenous administration set assembly
Inventors:
John A. Gula, John D. Brady, Thomas C. Thompson, Joyce M. Alt
Patented Case
View Patent ↗
Granted: May 8, 1984
Filed: Aug 5, 1981
Inventors
John A. Gula
John D. Brady
Thomas C. Thompson
Joyce M. Alt
Assignee (at issue)
Quest Medical, 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.