Information presenting device

Illumination – Illuminated scale or dial – Telephone dial

Reexamination Certificate

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Details

C362S088000, C362S293000

Reexamination Certificate

active

07942538

ABSTRACT:
The invention is directed towards an information presenting device and a portable electronic device including such an information presenting device. The information presenting device (16) comprises a first information layer (18) having a first information presentation structure (20) of photo chromatic material changing appearance when irradiated by light (28) of a specific wavelength, a second information layer (22) having a second information presentation structure (24), and a first light source (26) illuminating the second information layer for presenting the second information presentation structure, wherein the first information layer is of a material that is transparent for light emanating at least from the first light source when the first layer is not exposed to light of said specific wavelength.

REFERENCES:
patent: 6595669 (2003-07-01), Kreutzer et al.
patent: 7396147 (2008-07-01), Munro
patent: 0 782 307 (1997-07-01), None
patent: 1 231 757 (2002-08-01), None
patent: 1 319 972 (2003-06-01), None
International Search Report with Written Opinion in PCT Application No. PCT/EP2006/067343, dated Feb. 23, 2007, 8 pages.

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