Granted Patent
Utility
US 4,743,346 · App. 06/880,872
Electroplating bath and process for maintaining plated alloy composition stable
Inventors:
Arthur H. Graham, Kenneth B. Keating
Patented Case
View Patent ↗
Granted: May 10, 1988
Filed: Jul 1, 1986
Inventors
Arthur H. Graham
Kenneth B. Keating
Assignee (at issue)
E.I. DU PONT DE NEMOURS AND 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.