Granted Patent
Utility
US 4,295,495 · App. 06/074,499
Connection nipple
Inventors:
Friedrich Rosemeier, Horst Killmaier
Patented Case
View Patent ↗
Granted: Oct 20, 1981
Filed: Sep 11, 1979
Inventors
Friedrich Rosemeier
Horst Killmaier
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.