Granted Patent
Utility
US 4,791,931 · App. 07/085,421
Demand pacemaker using an artificial baroreceptor reflex
Inventor:
John B. Slate
Patented Case
View Patent ↗
Granted: Dec 20, 1988
Filed: Aug 13, 1987
Inventor
John B. Slate
Assignee (at issue)
Pacesetter Infusion, Ltd.
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.