Granted Patent
Utility
US 5,565,022 · App. 08/528,072
Fast drying, bleed-free ink-jet ink compositions
Inventor:
Palitha Wickramanayake
Patented Case
View Patent ↗
Granted: Oct 15, 1996
Filed: Sep 14, 1995
Inventor
Palitha Wickramanayake
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.