Granted Patent
Utility
US 5,750,509 · App. 08/640,681
Amide derivatives of antibiotic A 40926
Inventors:
Adriano Malabarba, Romeo Ciabatti, Gianbattista Panzone, Alessandra Marazzi
Patented Case
View Patent ↗
Granted: May 12, 1998
Filed: Apr 30, 1996
Inventors
Adriano Malabarba
Romeo Ciabatti
Gianbattista Panzone
Alessandra Marazzi
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.