Granted Patent
Utility
US 4,407,302 · App. 06/251,340
Cardiac pacemaker electrode tip structure
Inventors:
Michael S. Hirshorn, Loraine K. Holley, Michael Skalsky
Patented Case
View Patent ↗
Granted: Oct 4, 1983
Filed: Apr 6, 1981
Inventors
Michael S. Hirshorn
Loraine K. Holley
Michael Skalsky
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.