Granted Patent
Utility
US 6,617,446 · App. 09/325,062
Cold water swellable starches exhibiting delayed viscosity development, preparation and use thereof
Inventors:
Andreas L. Papadopoulos, Douglas J. Hanchett, Peter T. Trzasko, David C. Rawlins, Vincent R. Green, Paul A. Altieri
Patented Case
View Patent ↗
Granted: Sep 9, 2003
Filed: Jun 3, 1999
Inventors
Andreas L. Papadopoulos
Douglas J. Hanchett
Peter T. Trzasko
David C. Rawlins
Vincent R. Green
Paul A. Altieri
Assignee (at issue)
National Starch and Chemical Investment Holding Copporation
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.