Granted Patent
Utility
US 6,660,680 · App. 09/532,917
Electrocatalyst powders, methods for producing powders and devices fabricated from same
Inventors:
Mark J. Hampden-Smith, Toivo T. Kodas, Plamen Atanassov, Paolina Atanassova, Klaus Kunze, Paul Napolitano, David Dericotte
Patented Case
View Patent ↗
Granted: Dec 9, 2003
Filed: Mar 22, 2000
Inventors
Mark J. Hampden-Smith
Toivo T. Kodas
Plamen Atanassov
Paolina Atanassova
Klaus Kunze
Paul Napolitano
David Dericotte
Assignee (at issue)
Superior MicroPowders LLC
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.