Granted Patent
Utility
US 6,326,329 · App. 08/802,723
Highly dispersed substantially uniform mixed-metal-oxide composite supports for exhaust conversion catalysts
Inventor:
John G. Nunan
Patented Case
View Patent ↗
Granted: Dec 4, 2001
Filed: Feb 20, 1997
Inventor
John G. Nunan
Assignee (at issue)
ASEC Manufacturing
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.