Granted Patent
Utility
US 5,881,774 · App. 08/783,689
Medical connector with integral closure
Inventor:
David S. Utterberg
Patented Case
View Patent ↗
Granted: Mar 16, 1999
Filed: Jan 15, 1997
Inventor
David S. Utterberg
Assignee (at issue)
Medisystems Technology Corporation
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.