Granted Patent
Utility
US 4,537,674 · App. 06/399,878
Electrolytic cell anode
Inventors:
Stanford R. Ovshinsky, Krishna Sapru, Gao Liang
Patented Case
View Patent ↗
Granted: Aug 27, 1985
Filed: Jul 19, 1982
Inventors
Stanford R. Ovshinsky
Krishna Sapru
Gao Liang
Assignee (at issue)
Energy Conversion Devices, 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.