Granted Patent
Utility
US 6,422,989 · App. 09/434,744
Method for intravascular radioactive treatment
Inventor:
Thomas R. Hektner
Patented Case
View Patent ↗
Granted: Jul 23, 2002
Filed: Nov 5, 1999
Inventor
Thomas R. Hektner
Assignee (at issue)
Scimed Life Systems, 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.