Granted Patent
Utility
US 5,128,248 · App. 07/412,904
Selective acrylation of sugars
Inventors:
Jonathan S. Dordick, Andrew J. Hacking, Riaz Khan
Patented Case
View Patent ↗
Granted: Jul 7, 1992
Filed: Sep 26, 1989
Inventors
Jonathan S. Dordick
Andrew J. Hacking
Riaz Khan
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.