Granted Patent
Utility
US 4,560,991 · App. 06/696,682
Electroformed charge electrode structure for ink jet printers
Inventor:
Walter L. Schutrum
Patented Case
View Patent ↗
Granted: Dec 24, 1985
Filed: Jan 31, 1985
Inventor
Walter L. Schutrum
Assignee (at issue)
EASTMAN KODAK 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.