Granted Patent
Utility
US 5,543,550 · App. 08/319,306
Process for the preparation of 5-fluoroanthranilic alkyl esters and/or 5-fluoroanthranilic acid
Inventors:
Jochen Rapp, Siegfried Planker, Theodor Papenfuhs, G unter Bartels
Patented Case
View Patent ↗
Granted: Aug 6, 1996
Filed: Oct 6, 1994
Inventors
Jochen Rapp
Siegfried Planker
Theodor Papenfuhs
G unter Bartels
Assignee (at issue)
Hoechst 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.