Granted Patent
Utility
US 4,474,765 · App. 06/481,298
Biologically active peptides
Inventors:
Roberto de Castiglione, Giuseppe Perseo, Francesco Santangelo
Patented Case
View Patent ↗
Granted: Oct 2, 1984
Filed: Apr 1, 1983
Inventors
Roberto de Castiglione
Giuseppe Perseo
Francesco Santangelo
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.