Granted Patent
Utility
US 5,449,772 · App. 08/064,852
Continuous process for the preparation of sucrose 6-esters
Inventor:
George H. Sankey
Patented Case
View Patent ↗
Granted: Sep 12, 1995
Filed: May 20, 1993
Inventor
George H. Sankey
Assignee (at issue)
Tate & Lyle Public Limited Company
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.