Granted Patent
Utility
US 6,461,785 · App. 09/651,114
Composition for positive photoresist
Inventors:
Jin-Ho Ju, Yu-Kyung Lee, Hong-sik Park, Yun-Jung Nah, Ki-Soo Kim, Sung-Chul Kang
Patented Case
View Patent ↗
Granted: Oct 8, 2002
Filed: Aug 30, 2000
Inventors
Jin-Ho Ju
Yu-Kyung Lee
Hong-sik Park
Yun-Jung Nah
Ki-Soo Kim
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.