Granted Patent
Utility
US 5,017,613 · App. 07/313,304
Valproic acid preparations
Inventors:
Daniel Aubert, Francis Blanc, Henri Desmolin, Michel Morre, Lucette Sindely
Patented Case
View Patent ↗
Granted: May 21, 1991
Filed: Feb 21, 1989
Inventors
Daniel Aubert
Francis Blanc
Henri Desmolin
Michel Morre
Lucette Sindely
Assignee (at issue)
Sanofi S.A.
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.