Granted Patent
Utility
US 6,716,337 · App. 09/773,361
Catalyst carrier with high diesel selectivity
Inventors:
Jan Nieman, Johannes Maria Sonnemans, Bas De Kroes
Patented Case
View Patent ↗
Granted: Apr 6, 2004
Filed: Jan 31, 2001
Inventors
Jan Nieman
Johannes Maria Sonnemans
Bas De Kroes
Assignee (at issue)
AKZO NOBEL N.V.
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.