Granted Patent
Utility
US 5,368,976 · App. 08/036,253
Pigment-dispersed color-filter composition comprising an alkali-soluble block copolymer as a binder
Inventors:
Yusuke Tajima, Nobuo Bessho, Fumitake Takinishi, Yasuaki Yokoyama, Hideaki Masuko
Patented Case
View Patent ↗
Granted: Nov 29, 1994
Filed: Mar 24, 1993
Inventors
Yusuke Tajima
Nobuo Bessho
Fumitake Takinishi
Yasuaki Yokoyama
Hideaki Masuko
Assignee (at issue)
Japan Synthetic Rubber 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.