Granted Patent
Utility
US 5,718,869 · App. 08/394,145
Wound heat exchanger oxygenator
Inventors:
Ulf-Eiel F. Bach, Paul D. Brinda, Louis C. Cosentino
Patented Case
View Patent ↗
Granted: Feb 17, 1998
Filed: Feb 24, 1995
Inventors
Ulf-Eiel F. Bach
Paul D. Brinda
Louis C. Cosentino
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.