Granted Patent
Utility
US 5,770,073 · App. 08/616,719
Combined cardiotomy and venous reservoir
Inventors:
Ulf-Eiel F. Bach, James Strom
Patented Case
View Patent ↗
Granted: Jun 23, 1998
Filed: Mar 15, 1996
Inventors
Ulf-Eiel F. Bach
James Strom
Assignee (at issue)
MINNTECH CORPORATION
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.