Granted Patent
Utility
US 4,154,830 · App. 05/822,638
Unsaturated derivatives of 7-acylamido-3-cephem-4-carboxylic acid
Inventors:
Giuliano Nannini, Ettore Perrone, Dino Severino, Giuseppe Meinardi, Gisella Monti, Alberta Bianchi, Angelo Forgione, Carlo Confalonieri
Patented Case
View Patent ↗
Granted: May 15, 1979
Filed: Aug 8, 1977
Inventors
Giuliano Nannini
Ettore Perrone
Dino Severino
Giuseppe Meinardi
Gisella Monti
Alberta Bianchi
Angelo Forgione
Carlo Confalonieri
Assignee (at issue)
Carlo Erba - 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.