Granted Patent
Utility
US 6,548,209 · App. 09/751,177
Composite positive electrode material and method for making same
Inventors:
Michael A. Fetcenko, Christian Fierro, Stanford R. Ovshinsky, Beth Sommers, Benjamin Reichman, Kwo Young, William Mays
Patented Case
View Patent ↗
Granted: Apr 15, 2003
Filed: Dec 30, 2000
Inventors
Michael A. Fetcenko
Christian Fierro
Stanford R. Ovshinsky
Beth Sommers
Benjamin Reichman
Kwo Young
William Mays
Assignee (at issue)
Ovonic Battery Company, Inc.
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.