Granted Patent
Utility
US 5,437,705 · App. 08/303,126
Device and process for the recovery of cadmium and nickel
Inventors:
Ralph J. DeLisle, Harold E. Martin, Amos Wilkerson
Patented Case
View Patent ↗
Granted: Aug 1, 1995
Filed: Sep 7, 1994
Inventors
Ralph J. DeLisle
Harold E. Martin
Amos Wilkerson
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.