Granted Patent
Utility
US 6,566,477 · App. 10/025,106
Anionic vinyl/dicarboxylic acid polymers and uses thereof
Inventors:
John Larry Sanders, James Kimmerly, Grigory Mazo
Patented Case
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Granted: May 20, 2003
Filed: Dec 19, 2001
Inventors
John Larry Sanders
James Kimmerly
Grigory Mazo
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.