Granted Patent
Utility
US 6,071,921 · App. 09/203,764
Chemical compounds
Inventors:
Jean-Jacques Marcel Lohmann, Laurent Francois Andre Hennequin, Andrew Peter Thomas
Patented Case
View Patent ↗
Granted: Jun 6, 2000
Filed: Dec 2, 1998
Inventors
Jean-Jacques Marcel Lohmann
Laurent Francois Andre Hennequin
Andrew Peter Thomas
Assignees (at issue)
Zeneca Limited
Zeneca Pharma S. A.
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.