Granted Patent
Utility
US 4,591,875 · App. 06/722,558
Ink cartridge and cooperative continuous ink jet printing apparatus
Inventor:
James D. McCann
Patented Case
View Patent ↗
Granted: May 27, 1986
Filed: Apr 12, 1985
Inventor
James D. McCann
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.