Granted Patent
Utility
US 5,116,409 · App. 07/686,731
Bleed alleviation in ink-jet inks
Inventor:
John R. Moffatt
Patented Case
View Patent ↗
Granted: May 26, 1992
Filed: Apr 17, 1991
Inventor
John R. Moffatt
Assignee (at issue)
Hewlett-Packard Company, L.P.
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.