Granted Patent
Utility
US 4,656,167 · App. 06/850,999
Naphthoxazines and their use as psychostimulating and antidepressant agents
Inventors:
Joachim Nozulak, Rudolf K. A. Giger
Patented Case
View Patent ↗
Granted: Apr 7, 1987
Filed: Apr 11, 1986
Inventors
Joachim Nozulak
Rudolf K. A. Giger
Assignee (at issue)
Sandoz AG
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.