Granted Patent
Utility
US 6,596,450 · App. 09/949,329
Charge transport components
Inventors:
Nan-Xing Hu, Yu Qi, Ping Liu
Patented Case
View Patent ↗
Granted: Jul 22, 2003
Filed: Sep 10, 2001
Inventors
Nan-Xing Hu
Yu Qi
Ping Liu
Assignee (at issue)
Xerox 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.