Granted Patent
Utility
US 5,286,768 · App. 07/854,501
Aqueous coatings composition contianing cellulose mixed ester and amine neutralized acrylic resin and the process for the preparation thereof
Inventor:
Kenneth Raymond Walker
Patented Case
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Granted: Feb 15, 1994
Filed: Mar 18, 1992
Inventor
Kenneth Raymond Walker
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.