Granted Patent
Utility
US 5,675,009 · App. 08/431,587
Process for piperidine derivatives
Inventors:
Chi-Hsin Richard King, Michele A. Kaminski
Patented Case
View Patent ↗
Granted: Oct 7, 1997
Filed: May 1, 1995
Inventors
Chi-Hsin Richard King
Michele A. Kaminski
Assignee (at issue)
Merrell Pharmaceuticals, 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.