Granted Patent
Utility
US 6,800,564 · App. 10/190,164
Etching solution for signal wire and method of fabricating thin film transistor array panel with the same
Inventors:
Hong-Sick Park, Sung-Chul Kang
Patented Case
View Patent ↗
Granted: Oct 5, 2004
Filed: Jul 5, 2002
Inventors
Hong-Sick Park
Sung-Chul Kang
Assignee (at issue)
SAMSUNG DISPLAY CO., LTD.
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.