Granted Patent
Utility
US 5,377,671 · App. 07/760,409
Cardiac synchronous ventilation
Inventors:
James W. Biondi, Douglas M. Johnston, Stephen J. Herman
Patented Case
View Patent ↗
Granted: Jan 3, 1995
Filed: Sep 16, 1991
Inventors
James W. Biondi
Douglas M. Johnston
Stephen J. Herman
Assignee (at issue)
Cardiopulmonary Corp.
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.