Granted Patent
Utility
US 4,895,836 · App. 07/133,043
Nor-cholanic acid derivatives, a process for their preparation, their use and pharmaceutical compositions containing them
Inventors:
Laura Chiodini, Mauro Gobbini, Sergio Mantegani, Daniel Ruggieri, Aldemio Temperilli, Gabriella Traquandi, Patrizia Ferrari
Patented Case
View Patent ↗
Granted: Jan 23, 1990
Filed: Oct 29, 1987
Inventors
Laura Chiodini
Mauro Gobbini
Sergio Mantegani
Daniel Ruggieri
Aldemio Temperilli
Gabriella Traquandi
Patrizia Ferrari
Assignee (at issue)
Farmitalia 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.