Granted Patent
Utility
US 4,721,118 · App. 07/032,981
Pervenous electrical pacing lead with foldable fins
Inventor:
Donald L. Harris
Patented Case
View Patent ↗
Granted: Jan 26, 1988
Filed: Mar 27, 1987
Inventor
Donald L. Harris
Assignee (at issue)
Cordis Leads, 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.