Granted Patent
Utility
US 4,231,027 · App. 06/016,200
Battery monitoring means for an implantable living tissue stimulator
Inventors:
Brian M. Mann, Russell R. Beane
Patented Case
View Patent ↗
Granted: Oct 28, 1980
Filed: Feb 28, 1979
Inventors
Brian M. Mann
Russell R. Beane
Assignee (at issue)
Pacesetter Systems, 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.