Granted Patent
Utility
US 6,329,323 · App. 09/380,592
Aminosulfonylureas with herbicidal activity
Inventors:
Franco Bettarini, Sergio Massimini, Giovanni Meazza, Giampaolo Zanardi, Domenico Portoso, Ernesto Signorini
Patented Case
View Patent ↗
Granted: Dec 11, 2001
Filed: Oct 21, 1999
Inventors
Franco Bettarini
Sergio Massimini
Giovanni Meazza
Giampaolo Zanardi
Domenico Portoso
Ernesto Signorini
Assignee (at issue)
Isagro Ricerca S.r.l.
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.