Granted Patent
Utility
US 4,754,037 · App. 06/884,043
Process for preparing N-methyl derivatives of ergoline
Inventor:
Christian Gervais
Patented Case
View Patent ↗
Granted: Jun 28, 1988
Filed: Jul 10, 1986
Inventor
Christian Gervais
Assignee (at issue)
Rhone-Poulenc Sante
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.