Granted Patent
Utility
US 6,783,581 · App. 10/281,972
Ink-jet ink comprising a glycol compound with grafts
Inventors:
Yu-Chang Shen, Chia-Hsin Chien, Yu-Ting Lin
Patented Case
View Patent ↗
Granted: Aug 31, 2004
Filed: Oct 29, 2002
Inventors
Yu-Chang Shen
Chia-Hsin Chien
Yu-Ting Lin
Assignee (at issue)
BenQ Corporation
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.