Granted Patent
Utility
US 5,397,779 · App. 07/987,007
Cephalosporins
Inventors:
Jozsef Aszodi, Jean-Francois Chantot, Solange Gouin D'Ambrieres
Patented Case
View Patent ↗
Granted: Mar 14, 1995
Filed: Dec 7, 1992
Inventors
Jozsef Aszodi
Jean-Francois Chantot
Solange Gouin D'Ambrieres
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.