Granted Patent
Utility
US 5,385,579 · App. 08/040,070
Myocardial body implantable lead
Inventor:
John R. Helland
Patented Case
View Patent ↗
Granted: Jan 31, 1995
Filed: Mar 30, 1993
Inventor
John R. Helland
Assignee (at issue)
Siemens Pacesetter, 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.