Granted Patent
Utility
US 5,030,708 · App. 07/628,974
Colored polyester compositions
Inventors:
James J. Krutak, William W. Parham, Clarence A. Coates, Jr., Terry Ann Oldfield, Wayne P. Pruett, Samuel D. Hilbert, Max A. Weaver
Patented Case
View Patent ↗
Granted: Jul 9, 1991
Filed: Dec 17, 1990
Inventors
James J. Krutak
William W. Parham
Clarence A. Coates, Jr.
Terry Ann Oldfield
Wayne P. Pruett
Samuel D. Hilbert
Max A. Weaver
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.