Granted Patent
Utility
US 4,267,025 · App. 06/097,360
Electrodes for electrolytic processes, especially perchlorate production
Inventors:
Vittorio de Nora, Antonio Nidola, Placido M. Spaziante, Giuseppe Bianchi
Patented Case
View Patent ↗
Granted: May 12, 1981
Filed: Nov 26, 1979
Inventors
Vittorio de Nora
Antonio Nidola
Placido M. Spaziante
Giuseppe Bianchi
Assignee (at issue)
Diamond Shamrock Technologies S.A.
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.