Granted Patent
Utility
US 4,624,949 · App. 06/835,946
Dibenzo[b,d]thiopyran derivatives, pharmaceutical composition and use
Inventors:
Piero Melloni, Paolo Salvadori, Pier P. Lovisolo
Patented Case
View Patent ↗
Granted: Nov 25, 1986
Filed: Mar 4, 1986
Inventors
Piero Melloni
Paolo Salvadori
Pier P. Lovisolo
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.