Granted Patent
Utility
US 6,258,342 · App. 09/432,542
Process for making toothpaste using agglomerated dispersible polymers
Inventors:
Weldon Wright Harcum, Jashawant J. Modi
Patented Case
View Patent ↗
Granted: Jul 10, 2001
Filed: Nov 3, 1999
Inventors
Weldon Wright Harcum
Jashawant J. Modi
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.