Granted Patent
Utility
US 6,723,052 · App. 09/878,159
Echogenic medical device
Inventor:
Stanley L. Mills
Patented Case
View Patent ↗
Granted: Apr 20, 2004
Filed: Jun 7, 2001
Inventor
Stanley L. Mills
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.