Granted Patent
Utility
US 5,290,789 · App. 07/979,027
Penta and tetrasubstituted piperidines and compositions and method of treating psychosis
Inventors:
Diane L. DeHaven-Hudkins, John P. Mallamo, William F. Michne, Martha R. Heimann
Patented Case
View Patent ↗
Granted: Mar 1, 1994
Filed: Nov 20, 1992
Inventors
Diane L. DeHaven-Hudkins
John P. Mallamo
William F. Michne
Martha R. Heimann
Assignee (at issue)
Sterling Winthrop Inc.
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.