Granted Patent
Utility
US 4,812,376 · App. 07/108,453
Anode coating for lithium cell
Inventor:
Frank Rudolph
Patented Case
View Patent ↗
Granted: Mar 14, 1989
Filed: Oct 15, 1987
Inventor
Frank Rudolph
Assignee (at issue)
Wilson Greatbatch, Ltd.
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.