Granted Patent
Utility
US 5,165,728 · App. 07/643,421
Nipple intended to cooperate with multiple coupling components
Inventor:
Georg Mayer
Patented Case
View Patent ↗
Granted: Nov 24, 1992
Filed: Jan 22, 1991
Inventor
Georg Mayer
Assignee (at issue)
Gambro Dialysatoren GmbH
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.