Granted Patent
Utility
US 5,869,447 · App. 08/571,797
Cyclohexapeptides and their mixtures, a process for preparing them, and their use
Inventors:
Stephan Henke, Birgit Jordan, Jochen Knolle, Leander Lauffer, Susanne Feiertag, Karl-Heinz Wiesmuller, Gunther Jung
Patented Case
View Patent ↗
Granted: Feb 9, 1999
Filed: Dec 13, 1995
Inventors
Stephan Henke
Birgit Jordan
Jochen Knolle
Leander Lauffer
Susanne Feiertag
Karl-Heinz Wiesmuller
Gunther Jung
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.