Granted Patent
Utility
US 6,425,856 · App. 09/567,726
Cardiac disease treatment and device
Inventors:
J. Edward Shapland, Robert G. Walsh, John Dockter
Patented Case
View Patent ↗
Granted: Jul 30, 2002
Filed: May 10, 2000
Inventors
J. Edward Shapland
Robert G. Walsh
John Dockter
Assignee (at issue)
Acorn Cardiovascular, 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.