Granted Patent
Utility
US 4,977,254 · App. 07/388,657
Process for the chlorination of sugars
Inventors:
Nigel J. Homer, Graham Jackson, George H. Sankey, Philip J. Simpson
Patented Case
View Patent ↗
Granted: Dec 11, 1990
Filed: Aug 2, 1989
Inventors
Nigel J. Homer
Graham Jackson
George H. Sankey
Philip J. Simpson
Assignee (at issue)
Tate & Lyle PLC
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.