Granted Patent
Utility
US 6,564,094 · App. 09/747,453
Cardiac disease treatment and device
Inventors:
Clif Alferness, J. Edward Shapland, Michael J. Girard
Patented Case
View Patent ↗
Granted: May 13, 2003
Filed: Dec 22, 2000
Inventors
Clif Alferness
J. Edward Shapland
Michael J. Girard
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.