Granted Patent
Utility
US 5,215,957 · App. 07/872,861
Benz-cd-indole merocyanine blue dyes for color filter array element
Inventors:
Leslie Shuttleworth, Helmut Weber, Steven Evans
Patented Case
View Patent ↗
Granted: Jun 1, 1993
Filed: Apr 23, 1992
Inventors
Leslie Shuttleworth
Helmut Weber
Steven Evans
Assignee (at issue)
EASTMAN KODAK COMPANY
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.