Granted Patent
Utility
US 6,425,908 · App. 09/789,069
Expandable catheter
Inventors:
Adrian C. Ravenscroft, David L. Sandock
Patented Case
View Patent ↗
Granted: Jul 30, 2002
Filed: Feb 20, 2001
Inventors
Adrian C. Ravenscroft
David L. Sandock
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.