Granted Patent
Utility
US 6,155,968 · App. 09/121,477
Method and device for improving cardiac function
Inventor:
Peter J. Wilk
Patented Case
View Patent ↗
Granted: Dec 5, 2000
Filed: Jul 23, 1998
Inventor
Peter J. Wilk
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.