Granted Patent
Utility
US 5,217,442 · App. 07/590,640
Aspiration and refill kit for a medication infusion pump
Inventor:
Mark W. Davis
Patented Case
View Patent ↗
Granted: Jun 8, 1993
Filed: Sep 28, 1990
Inventor
Mark W. Davis
Assignee (at issue)
MiniMed Technologies, Ltd.
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.