Granted Patent
Utility
US 5,679,668 · App. 08/691,667
Method of controlling fertility in males with 20-substitute of steroids
Inventors:
Armelle Bonfils, Daniel Philibert
Patented Case
View Patent ↗
Granted: Oct 21, 1997
Filed: Aug 2, 1996
Inventors
Armelle Bonfils
Daniel Philibert
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.