Granted Patent
Utility
US 4,357,262 · App. 06/202,573
Electrode layer treating process
Inventor:
Frank Solomon
Patented Case
View Patent ↗
Granted: Nov 2, 1982
Filed: Oct 31, 1980
Inventor
Frank Solomon
Assignee (at issue)
Diamond Shamrock Corporation
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.