Granted Patent
Utility
US 4,391,729 · App. 06/164,891
Metal oxide composite cathode material for high energy density batteries
Inventors:
Charles C. Liang, M. Elizabeth Bolster, Robert M. Murphy
Patented Case
View Patent ↗
Granted: Jul 5, 1983
Filed: Jun 30, 1980
Inventors
Charles C. Liang
M. Elizabeth Bolster
Robert M. Murphy
Assignee (at issue)
Wilson Greatbatch, Ltd.
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.