Granted Patent
Utility
US 5,218,042 · App. 07/765,606
Water-dispersible polyester resins and process for their preparation
Inventors:
Thauming Kuo, Keith Moody
Patented Case
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Granted: Jun 8, 1993
Filed: Sep 25, 1991
Inventors
Thauming Kuo
Keith Moody
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.