Granted Patent
Utility
US 6,722,370 · App. 09/118,645
Delivery of a composition to the liver by utilizing the portal vein
Inventor:
Michael J. Mann
Patented Case
View Patent ↗
Granted: Apr 20, 2004
Filed: Jul 17, 1998
Inventor
Michael J. Mann
Assignee (at issue)
Corgentech, 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.