Granted Patent
Utility
US 5,750,775 · App. 08/715,634
Sodium orthohydroxymandelate/phenol/water complex, preparation process and use for isolation of sodium orthohydroxymandelate
Inventors:
Christian Sidot, Michel Tarlier
Patented Case
View Patent ↗
Granted: May 12, 1998
Filed: Sep 18, 1996
Inventors
Christian Sidot
Michel Tarlier
Assignee (at issue)
Societe Francaise Hoechst
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.