Granted Patent
Utility
US 5,352,413 · App. 07/889,328
Device for the safe removal of blood from a supply vessel
Inventors:
Michael Kratzer, Volker Freiherr Von Der Goltz
Patented Case
View Patent ↗
Granted: Oct 4, 1994
Filed: Aug 28, 1992
Inventors
Michael Kratzer
Volker Freiherr Von Der Goltz
Assignee (at issue)
Baxter Diagnostics 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.