Title (en)

Device for providing an optical display of a time limit and method for producing such device

Title (de)

Optische Anzeige eines zeitlichen Endpunktes und Verfahren zur Herstellung der optischen Anzeige

Title (fr)

Indicateur optique d'une limite horaire et procédé destiné à la fabrication de l'indicateur optique

Publication

EP 1662460 A3 20061102 (DE)

Application

EP 05025321 A 20051121

Priority

DE 102004057285 A 20041126

Abstract (en)

[origin: EP1662460A2] Optical display (A) of a temporal end point, comprises a carrier material (4) and a dye (3), characterized, where a part of (4) is subjected with (3) and at least one part of (3) changes its position or expansion to (4) with progressive time. An independent claim is also included for the preparation of (A).

IPC 8 full level

G09F 3/02 (2006.01)

CPC (source: EP)

G09F 3/0291 (2013.01); G09F 2003/0283 (2013.01)

Citation (search report)

• [X] US 5555223 A 19960910 - BARAINSKY MARKUS [DE]
• [A] DE 10021313 A1 20011108 - HOEGL LUDWIG [DE]
• [A] PATENT ABSTRACTS OF JAPAN vol. 1996, no. 05 31 May 1996 (1996-05-31)
• [A] PATENT ABSTRACTS OF JAPAN vol. 1999, no. 14 22 December 1999 (1999-12-22)

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR

Designated extension state (EPC)

AL BA HR MK YU

DOCDB simple family (publication)

EP 1662460 A2 20060531; EP 1662460 A3 20061102; DE 102004057285 A1 20060608

DOCDB simple family (application)

EP 05025321 A 20051121; DE 102004057285 A 20041126