Granted Patent
Utility
US 6,214,341 · App. 09/176,076
Passive immunization against Clostridium difficile disease
Inventors:
William D. Thomas, Paul J. Giannasca, Zhenxi Zhang, Wende Lei, Thomas P. Monath
Patented Case
View Patent ↗
Granted: Apr 10, 2001
Filed: Oct 20, 1998
Inventors
William D. Thomas
Paul J. Giannasca
Zhenxi Zhang
Wende Lei
Thomas P. Monath
Assignee (at issue)
OraVax, 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.