Granted Patent
Utility
US 4,429,697 · App. 06/367,427
Dual chamber heart pacer with improved ventricular rate control
Inventors:
Tibor A. Nappholz, Ronald C. Bradbury, Bruce Satchwell
Patented Case
View Patent ↗
Granted: Feb 7, 1984
Filed: Apr 12, 1982
Inventors
Tibor A. Nappholz
Ronald C. Bradbury
Bruce Satchwell
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.