Granted Patent
Utility
US 6,199,556 · App. 09/071,757
Xyphoid access for cardiac surgical procedures
Inventors:
Federico Benetti, Charles S. Taylor, Michael V. Morejohn
Patented Case
View Patent ↗
Granted: Mar 13, 2001
Filed: May 1, 1998
Inventors
Federico Benetti
Charles S. Taylor
Michael V. Morejohn
Assignee (at issue)
Cardiothoracic Systems, 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.