Granted Patent
Utility
US 4,450,187 · App. 06/366,880
Immersion deposited cathodes
Inventor:
Lawrence J. Gestaut
Patented Case
View Patent ↗
Granted: May 22, 1984
Filed: Apr 9, 1982
Inventor
Lawrence J. Gestaut
Assignee (at issue)
Diamond Shamrock Corporation
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.