Granted Patent
Utility
US 5,947,892 · App. 08/766,886
Rotary blood pump
Inventors:
Robert Benkowski, Cetin Kiris, Dochan Kwak, Bernard J. Rosenbaum, James W. Bacak, Michael E. DeBakey
Patented Case
View Patent ↗
Granted: Sep 7, 1999
Filed: Dec 13, 1996
Inventors
Robert Benkowski
Cetin Kiris
Dochan Kwak
Bernard J. Rosenbaum
James W. Bacak
Michael E. DeBakey
Assignee (at issue)
MicroMed Technology, 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.