Granted Patent
Utility
US 6,444,249 · App. 08/937,297
Stabilized annatto-caramel food colorant
Inventors:
Malathy Nair, James W. Geoffrion, Mark A. Kooyman
Patented Case
View Patent ↗
Granted: Sep 3, 2002
Filed: Sep 27, 1997
Inventors
Malathy Nair
James W. Geoffrion
Mark A. Kooyman
Assignee (at issue)
General Mills, Inc.
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.