Granted Patent
Utility
US 6,797,394 · App. 09/993,956
Polyester resin intermediate compositions and preparation and uses thereof
Inventors:
Thauming Kuo, Jeffery Earl Grant Powell
Patented Case
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Granted: Sep 28, 2004
Filed: Nov 27, 2001
Inventors
Thauming Kuo
Jeffery Earl Grant Powell
Assignee (at issue)
Eastman Chemical 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.