Granted Patent
Utility
US 6,300,332 · App. 09/352,308
Methods for reducing respiratory depression and attendant side effects of mu opioid compounds
Inventors:
Kwen-Jen Chang, Robert W. McNutt, Jr., Hugh O. Pettit, Michael J. Bishop
Patented Case
View Patent ↗
Granted: Oct 9, 2001
Filed: Jul 12, 1999
Inventors
Kwen-Jen Chang
Robert W. McNutt, Jr.
Hugh O. Pettit
Michael J. Bishop
Assignee (at issue)
Delta Pharmaceuticals Ltd.
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.