Granted Patent
Utility
US 6,197,100 · App. 09/209,372
Dispersible water soluble polymers
Inventor:
Mohand Melbouci
Patented Case
View Patent ↗
Granted: Mar 6, 2001
Filed: Dec 4, 1998
Inventor
Mohand Melbouci
Assignee (at issue)
HERCULES LLC
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.