Granted Patent
Utility
US 4,448,197 · App. 06/401,013
Heart pacer end-of-life detector
Inventors:
Tibor A. Nappholz, David Money, Stephen J. Swift, Ronald C. Bradbury
Patented Case
View Patent ↗
Granted: May 15, 1984
Filed: Jul 22, 1982
Inventors
Tibor A. Nappholz
David Money
Stephen J. Swift
Ronald C. Bradbury
Assignee (at issue)
Telectronics Pty. Limited
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.