Granted Patent
Utility
US 6,478,813 · App. 09/474,989
Method for joining grafts in a common body passageway
Inventors:
Peter T. Keith, Thomas V. Ressemann
Patented Case
View Patent ↗
Granted: Nov 12, 2002
Filed: Dec 29, 1999
Inventors
Peter T. Keith
Thomas V. Ressemann
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.