Granted Patent
Utility
US 6,277,521 · App. 09/078,849
Lithium metal oxide containing multiple dopants and method of preparing same
Inventors:
Yuan Gao, Marina Yakovleva
Patented Case
View Patent ↗
Granted: Aug 21, 2001
Filed: May 14, 1998
Inventors
Yuan Gao
Marina Yakovleva
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.