Granted Patent
Utility
US 6,008,270 · App. 08/936,881
Ink jet inks containing block copolymers of polyethylene oxide and polypropylene
Inventor:
Domenic Santilli
Patented Case
View Patent ↗
Granted: Dec 28, 1999
Filed: Sep 25, 1997
Inventor
Domenic Santilli
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.