Granted Patent
Utility
US 5,599,644 · App. 08/485,424
Cathodes for electrochemical cells having additives
Inventors:
Wendi M. Swierbut, John C. Nardi
Patented Case
View Patent ↗
Granted: Feb 4, 1997
Filed: Jun 7, 1995
Inventors
Wendi M. Swierbut
John C. Nardi
Assignee (at issue)
Eveready Battery Company, 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.