Granted Patent
Utility
US 4,849,086 · App. 07/127,657
Electrode for electrochemical processes
Inventors:
Bruno Hutsch, Wolfgang Vesper
Patented Case
View Patent ↗
Granted: Jul 18, 1989
Filed: Dec 2, 1987
Inventors
Bruno Hutsch
Wolfgang Vesper
Assignee (at issue)
Ringsdorff-Werke GmbH
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.