Granted Patent
Utility
US 5,779,731 · App. 08/770,875
Balloon catheter having dual markers and method
Inventor:
Ernest E. Leavitt
Patented Case
View Patent ↗
Granted: Jul 14, 1998
Filed: Dec 20, 1996
Inventor
Ernest E. Leavitt
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.