Granted Patent
Utility
US 5,585,372 · App. 08/367,319
Tricyclic cefem sulphones
Inventors:
Marco Alpegiani, Pierluigi Bissolino, Ettore Perrone, Vincenzo Rizzo
Patented Case
View Patent ↗
Granted: Dec 17, 1996
Filed: Jan 20, 1995
Inventors
Marco Alpegiani
Pierluigi Bissolino
Ettore Perrone
Vincenzo Rizzo
Assignee (at issue)
Pharmacia S.p.A.
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.