Granted Patent
Utility
US 5,704,922 · App. 08/591,765
Syringe having electrical contact points for metering doses
Inventor:
Stephen J. Brown
Patented Case
View Patent ↗
Granted: Jan 6, 1998
Filed: Jan 25, 1996
Inventor
Stephen J. Brown
Assignee (at issue)
Raya Systems, 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.