Granted Patent
Utility
US 4,634,708 · App. 06/695,191
Indolophenanthridines useful as dopaminergic and analgesic agents
Inventors:
Alexander Hagenbach, Max Peter Seiler, Hans Wuthrich
Patented Case
View Patent ↗
Granted: Jan 6, 1987
Filed: Jan 25, 1985
Inventors
Alexander Hagenbach
Max Peter Seiler
Hans Wuthrich
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.