Granted Patent
Utility
US 4,386,615 · App. 06/175,346
Electrodes for cardiac pacemakers
Inventor:
Edgar Sowton
Patented Case
View Patent ↗
Granted: Jun 7, 1983
Filed: Aug 4, 1980
Inventor
Edgar Sowton
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.