Granted Patent
Utility
US 6,547,821 · App. 09/116,362
Surgical procedures and devices for increasing cardiac output of the heart
Inventors:
Charles S. Taylor, Michael V. Morejohn
Patented Case
View Patent ↗
Granted: Apr 15, 2003
Filed: Jul 16, 1998
Inventors
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.