Granted Patent
Utility
US 5,117,014 · App. 07/694,612
Process for the preparation of 1-amino-4-bromoanthraquinones
Inventor:
Kim S. Chamberlin
Patented Case
View Patent ↗
Granted: May 26, 1992
Filed: May 2, 1991
Inventor
Kim S. Chamberlin
Assignee (at issue)
EASTMAN KODAK 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.