Granted Patent
Utility
US 4,628,944 · App. 06/817,790
Cardiac pacing lead with biodegradable fixation structure
Inventors:
David C. MacGregor, Stanley H. Saulson
Patented Case
View Patent ↗
Granted: Dec 16, 1986
Filed: Jan 7, 1986
Inventors
David C. MacGregor
Stanley H. Saulson
Assignee (at issue)
CORDIS CORPORATION
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.