Granted Patent
Utility
US 6,672,921 · App. 09/606,654
Manufacturing process for electrophoretic display
Inventors:
Rong-Chang Liang, Mary Chan-Park, Zarng-Arh George Wu, Xianhai Chen, HongMei Zang
Patented Case
View Patent ↗
Granted: Jan 6, 2004
Filed: Jun 28, 2000
Inventors
Rong-Chang Liang
Mary Chan-Park
Zarng-Arh George Wu
Xianhai Chen
HongMei Zang
Assignee (at issue)
SiPix Imaging, Inc.
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.