Coating processes – Electrical product produced – Fluorescent or phosphorescent base coating
Reexamination Certificate
2007-07-24
2007-07-24
Dye, Rena (Department: 1774)
Coating processes
Electrical product produced
Fluorescent or phosphorescent base coating
C428S690000, C428S917000, C313S503000, C313S509000
Reexamination Certificate
active
10614148
ABSTRACT:
An electroluminescent device comprising a transparent or translucent support, a transparent or translucent first electrode, a second conductive electrode and an electroluminescent phosphor layer sandwiched between the transparent or translucent first electrode and the second conductive electrode, wherein the first and second electrodes each comprises a polymer or copolymer of a 3,4-dialkoxythiophene, which may be the same or different, in which the two alkoxy groups may be the same or different or together represent an optionally substituted oxy-alkylene-oxy bridge; a display comprising the above-mentioned electroluminescent device; a lamp comprising the above-mentioned electroluminescent device; manufacturing processes for the above-mentioned electroluminescent devices; and the use of such devices for the integrated backlighting of static and dynamic posters and signage.
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Cloots Tom
Van den Bogaert Roger
Willaert Peter
Agfa-Gevaert
Dye Rena
Leydig Voit & Mayer Ltd
Thompson Camie S.
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