Granted Patent
Utility
US 5,231,003 · App. 07/522,881
Monoclonal antibodies specific for Toxin B of Clostridium difficile
Inventors:
Richard T. Coughlin, Dante J. Marciani
Patented Case
View Patent ↗
Granted: Jul 27, 1993
Filed: May 11, 1990
Inventors
Richard T. Coughlin
Dante J. Marciani
Assignee (at issue)
Cambridge Bioscience Corporation
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.