Granted Patent
Utility
US 6,004,697 · App. 08/985,441
Modified lithium vanadium oxide electrode materials products and methods
Inventors:
Michael M. Thackeray, Arthur J. Kahaian, Donald R. Visser, Dennis W. Dees, Roy Benedek
Patented Case
View Patent ↗
Granted: Dec 21, 1999
Filed: Dec 5, 1997
Inventors
Michael M. Thackeray
Arthur J. Kahaian
Donald R. Visser
Dennis W. Dees
Roy Benedek
Assignees (at issue)
Minnesota Mining and Manufacturing Company
Hydro-Quebec
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.