Granted Patent
Utility
US 5,833,213 · App. 08/906,661
Multiple dose drug vial adapter for use with a vial having a pierceable septum and a needleless syringe
Inventor:
Dana Wm. Ryan
Patented Case
View Patent ↗
Granted: Nov 10, 1998
Filed: Aug 7, 1997
Inventor
Dana Wm. Ryan
Assignee (at issue)
RYMED TECHNOLOGIES, LLC
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.