Granted Patent
Utility
US 4,545,883 · App. 06/399,892
Electrolytic cell cathode
Inventors:
Stanford R. Ovshinsky, Krishna Sapru, Edmund L. Yee
Patented Case
View Patent ↗
Granted: Oct 8, 1985
Filed: Jul 19, 1982
Inventors
Stanford R. Ovshinsky
Krishna Sapru
Edmund L. Yee
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.