Granted Patent
Utility
US 4,447,617 · App. 06/368,240
Process for the preparation of 2-amino-6-nitrobenzothiazole
Inventor:
R. Donald Clark
Patented Case
View Patent ↗
Granted: May 8, 1984
Filed: Apr 14, 1982
Inventor
R. Donald Clark
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.