Granted Patent
Utility
US 4,464,178 · App. 06/325,045
Method and apparatus for administration of fluids
Inventor:
Michael J. Dalton
Patented Case
View Patent ↗
Granted: Aug 7, 1984
Filed: Nov 25, 1981
Inventor
Michael J. Dalton
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.