Granted Patent
Utility
US 6,712,890 · App. 10/050,178
Metallized azo dyes and inks for ink-jet printing containing same
Inventors:
Maria Soteri Hadjisoteriou, Rachel James
Patented Case
View Patent ↗
Granted: Mar 30, 2004
Filed: Jan 18, 2002
Inventors
Maria Soteri Hadjisoteriou
Rachel James
Assignee (at issue)
Avecia Limited
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.