Granted Patent
Utility
US 4,921,846 · App. 07/245,750
Novel 17-hetero substituted steroids
Inventors:
Lucien Nedelec, Andre Claussner, Daniel Philibert, Martine Moguilewsky
Patented Case
View Patent ↗
Granted: May 1, 1990
Filed: Sep 16, 1988
Inventors
Lucien Nedelec
Andre Claussner
Daniel Philibert
Martine Moguilewsky
Assignee (at issue)
Roussel Uclaf
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.