Granted Patent
Utility
US 5,567,697 · App. 08/458,822
17-(4-pyridazinyl) -5.beta., 14.beta.-androstane derivatives active on the cardiovascular system, processes for their preparation and pharmaceutical compositions containing same
Inventors:
Luisa Quadri, Luigi Bernardi, Giuseppe Bianchi, Patrizia Ferrari, Piero Melloni, Loredana Valentino
Patented Case
View Patent ↗
Granted: Oct 22, 1996
Filed: Jun 2, 1995
Inventors
Luisa Quadri
Luigi Bernardi
Giuseppe Bianchi
Patrizia Ferrari
Piero Melloni
Loredana Valentino
Assignee (at issue)
SIGMA-TAU INDUSTRIE FARMACEUTICHE RIUNITE 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.