Granted Patent
Utility
US 4,737,247 · App. 06/887,638
Inert anode stable cathode assembly
Inventors:
Noel Jarrett, Melvin H. Brown
Patented Case
View Patent ↗
Granted: Apr 12, 1988
Filed: Jul 21, 1986
Inventors
Noel Jarrett
Melvin H. Brown
Assignee (at issue)
Aluminum Company of America
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.