Granted Patent
Utility
US 4,512,351 · App. 06/442,964
Percutaneous lead introducing system and method
Inventor:
Peter J. Pohndorf
Patented Case
View Patent ↗
Granted: Apr 23, 1985
Filed: Nov 19, 1982
Inventor
Peter J. Pohndorf
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.