Granted Patent
Utility
US 6,833,419 · App. 10/433,120
Fluorine-modified comb polymers based on acryloydimethyltaurine acid
Inventors:
Roman Morschhäuser, Christoph Kayser, Matthias L{hacek over (o)}ffler
Patented Case
View Patent ↗
Granted: Dec 21, 2004
Filed: Nov 24, 2003
Inventors
Roman Morschhäuser
Christoph Kayser
Matthias L{hacek over (o)}ffler
Assignee (at issue)
Clariant Corporation
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.