Granted Patent
Utility
US 5,648,456 · App. 08/454,807
Pentapeptide antibiotics
Inventors:
Adriano Malabarba, Romeo Ciabatti, Jurgen K. Kettenring
Patented Case
View Patent ↗
Granted: Jul 15, 1997
Filed: May 31, 1995
Inventors
Adriano Malabarba
Romeo Ciabatti
Jurgen K. Kettenring
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.