Granted Patent
Utility
US 6,506,241 · App. 09/613,455
Bix-azo naphthylene compounds and their use in compositions and inks for ink-jet printing
Inventors:
Julie Ann Stocks, Paul Wight
Patented Case
View Patent ↗
Granted: Jan 14, 2003
Filed: Jul 10, 2000
Inventors
Julie Ann Stocks
Paul Wight
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.