Granted Patent
Utility
US 5,518,650 · App. 08/455,671
Imidocarboxylic acid activators and sulfimidocarboxylic acid activators, processes for their preparation and their use
Inventors:
Frank Jaekel, Gerd Reinhardt, Wolf-Dieter Muller
Patented Case
View Patent ↗
Granted: May 21, 1996
Filed: May 31, 1995
Inventors
Frank Jaekel
Gerd Reinhardt
Wolf-Dieter Muller
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.