Granted Patent
Utility
US 6,147,248 · App. 09/214,041
4-jod-2[N-(N-alkyl-aminocarbonyl)-aminosulfonyl]-benzoic acid methyl ester and derivatived thereof and method for their production
Inventors:
Lothar Willms, Harald Knorr
Patented Case
View Patent ↗
Granted: Nov 14, 2000
Filed: Dec 23, 1998
Inventors
Lothar Willms
Harald Knorr
Assignee (at issue)
Hoechst Schering Agrevo GmbH
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.