Granted Patent
Utility
US 4,500,403 · App. 06/511,810
Divided electrochemical cell assembly
Inventor:
Christopher J. King
Patented Case
View Patent ↗
Granted: Feb 19, 1985
Filed: Jul 8, 1983
Inventor
Christopher J. King
Assignee (at issue)
Monsanto Company
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.