Granted Patent
Utility
US 6,338,740 · App. 09/491,990
Flexible heart valve leaflets
Inventor:
Alain F. Carpentier
Patented Case
View Patent ↗
Granted: Jan 15, 2002
Filed: Jan 26, 2000
Inventor
Alain F. Carpentier
Assignee (at issue)
Edwards Lifesciences 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.