Granted Patent
Utility
US 6,663,652 · App. 10/160,450
Distal protection device and method
Inventors:
John Daniel, Thomas E. Broome, David Holtan, Robert L. Cassell, Daniel O. Adams
Patented Case
View Patent ↗
Granted: Dec 16, 2003
Filed: May 30, 2002
Inventors
John Daniel
Thomas E. Broome
David Holtan
Robert L. Cassell
Daniel O. Adams
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.