Granted Patent
Utility
US 6,656,221 · App. 10/068,264
Method and apparatus for improving mitral valve function
Inventors:
Daniel C. Taylor, John R. Liddicoat, Richard Streeter, Steven Woolfson, William E. Cohn, Todd F. Davenport, Thomas F. Kordis
Patented Case
View Patent ↗
Granted: Dec 2, 2003
Filed: Feb 5, 2002
Inventors
Daniel C. Taylor
John R. Liddicoat
Richard Streeter
Steven Woolfson
William E. Cohn
Todd F. Davenport
Thomas F. Kordis
Assignee (at issue)
Viacor, Inc.
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.