Granted Patent
Utility
US 6,344,157 · App. 09/782,421
Conductive and resistive materials with electrical stability for use in electronics devices
Inventors:
Chih-Min Cheng, Gerald Fredrickson, Yue Xiao, Quinn K. Tong, Daoqiang Lu
Patented Case
View Patent ↗
Granted: Feb 5, 2002
Filed: Feb 13, 2001
Inventors
Chih-Min Cheng
Gerald Fredrickson
Yue Xiao
Quinn K. Tong
Daoqiang Lu
Assignee (at issue)
National Starch and Chemical Investment Holding Copporation
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.