Granted Patent
Utility
US 5,112,361 · App. 07/647,015
Method of manufacturing color filters for liquid crystal cells
Inventors:
Andrew N. Carrington, Bernard J. Green, Francis L. Jones
Patented Case
View Patent ↗
Granted: May 12, 1992
Filed: Jan 29, 1991
Inventors
Andrew N. Carrington
Bernard J. Green
Francis L. Jones
Assignee (at issue)
Thorn EMI plc
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.