Granted Patent
Utility
US 4,574,800 · App. 06/679,566
Implanted lead extractor
Inventor:
Charles A. Peers-Trevarton
Patented Case
View Patent ↗
Granted: Mar 11, 1986
Filed: Dec 7, 1984
Inventor
Charles A. Peers-Trevarton
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.