Granted Patent
Utility
US 6,527,939 · App. 09/599,339
Method of producing copper foil with an anode having multiple coating layers
Inventor:
Kenneth L. Hardee
Patented Case
View Patent ↗
Granted: Mar 4, 2003
Filed: Jun 22, 2000
Inventor
Kenneth L. Hardee
Assignee (at issue)
Eltech Systems 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.