Granted Patent
Utility
US 6,579,475 · App. 09/731,949
Lithium cobalt oxides and methods of making same
Inventors:
Yuan Gao, Marina Yakovleva, John L. Burba, III, John F. Engel
Patented Case
View Patent ↗
Granted: Jun 17, 2003
Filed: Dec 7, 2000
Inventors
Yuan Gao
Marina Yakovleva
John L. Burba, III
John F. Engel
Assignee (at issue)
FMC CORPORATION
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.