Granted Patent
Utility
US 5,167,633 · App. 07/619,650
Liquid-vapor pressure reservoir for medication infusion pump
Inventors:
Alfred E. Mann, Peter C. Lord
Patented Case
View Patent ↗
Granted: Dec 1, 1992
Filed: Nov 29, 1990
Inventors
Alfred E. Mann
Peter C. Lord
Assignee (at issue)
Pacesetter Infusion, 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.