Granted Patent
Utility
US 5,606,036 · App. 08/447,152
Antibiotic A 40926 ester derivatives
Inventors:
Rolf Hermann, Romeo Ciabatti, Enrico Selva, Maurizio Denaro
Patented Case
View Patent ↗
Granted: Feb 25, 1997
Filed: May 22, 1995
Inventors
Rolf Hermann
Romeo Ciabatti
Enrico Selva
Maurizio Denaro
Assignee (at issue)
Gruppo Lepetit 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.