Granted Patent
Utility
US 6,221,065 · App. 09/055,142
"Self-priming needle-free ""Y""-adapter"
Inventor:
Ralph L. Davis
Patented Case
View Patent ↗
Granted: Apr 24, 2001
Filed: Apr 3, 1998
Inventor
Ralph L. Davis
Assignee (at issue)
Filtertek 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.