Granted Patent
Utility
US 5,031,616 · App. 07/448,191
Implantable stimulation device having means for self-regulating curent drain usage at battery depletion
Inventors:
Brian M. Mann, John W. Poore
Patented Case
View Patent ↗
Granted: Jul 16, 1991
Filed: Dec 7, 1989
Inventors
Brian M. Mann
John W. Poore
Assignee (at issue)
Siemens Pacesetter, 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.