Granted Patent
Utility
US 4,246,324 · App. 06/028,364
Consumable replaceable anodes for batteries
Inventors:
Vittorio de Nora, Placido M. Spaziante
Patented Case
View Patent ↗
Granted: Jan 20, 1981
Filed: Apr 9, 1979
Inventors
Vittorio de Nora
Placido M. Spaziante
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.