Granted Patent
Utility
US 6,153,333 · App. 09/274,371
Lithium-containing phosphate active materials
Inventor:
Jeremy Barker
Patented Case
View Patent ↗
Granted: Nov 28, 2000
Filed: Mar 23, 1999
Inventor
Jeremy Barker
Assignee (at issue)
Valence Technology, 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.