Granted Patent
Utility
US 4,699,296 · App. 06/825,980
Dispensing device for external or intravenous injection of fluids into a patient
Inventor:
John E Schrock
Patented Case
View Patent ↗
Granted: Oct 13, 1987
Filed: Feb 4, 1986
Inventor
John E Schrock
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.