Granted Patent
Utility
US 5,883,248 · App. 08/903,460
Cephalosporins
Inventors:
Jozsef Aszodi, Jean-Francois Chantot, Patrick Fauveau, Solange Gouin D'Ambrieres, Daniel Humbert, Christophe Dini
Patented Case
View Patent ↗
Granted: Mar 16, 1999
Filed: Jul 30, 1997
Inventors
Jozsef Aszodi
Jean-Francois Chantot
Patrick Fauveau
Solange Gouin D'Ambrieres
Daniel Humbert
Christophe Dini
Assignee (at issue)
Roussel Uclaf
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.