Granted Patent
Utility
US 6,007,522 · App. 08/926,200
Single operator exchange biliary catheter
Inventors:
Mark Agro, Charles Warich, Gary McAlister, Gordon Nelson, Daniel Brillo, Ronald Paille
Patented Case
View Patent ↗
Granted: Dec 28, 1999
Filed: Sep 9, 1997
Inventors
Mark Agro
Charles Warich
Gary McAlister
Gordon Nelson
Daniel Brillo
Ronald Paille
Assignee (at issue)
Boston Scientific Limited
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.