Granted Patent
Utility
US 5,017,479 · App. 07/311,775
Process for multiplication of polysaccharide-producing microorganisms and use thereof in a polysaccharide production process
Inventor:
Bruno Eyssautier
Patented Case
View Patent ↗
Granted: May 21, 1991
Filed: Feb 17, 1989
Inventor
Bruno Eyssautier
Assignee (at issue)
Sanofi
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.