05843547 is referenced by 11 patents and cites 19 patents.

Multilayered label comprising

a) a base layer made of plastic containing

b) an additive which exhibits a color change under light radiation, in particular laser irradiation, and which

c) is coated on one side with a self-adhesive composition which

d) is, if desired, covered by a release paper or a release film, where

e) the base layer is covered on the other side by one or more protective films arranged one on top of the other which

f) are transparent, permeable to laser irradiation and are provided with a self-adhesive coating.

Title
Multilayered label
Application Number
8/644090
Publication Number
5843547
Application Date
March 12, 1996
Publication Date
December 1, 1998
Inventor
Arne Koops
Hamburg
DE
Hans Christian Riekhof
Hamburg
DE
Klaus Kulper
Pinneberg
DE
Agent
Sprung Kramer Schaefer & Briscoe
Assignee
Beiersdorf
DE
IPC
G09F 3/00
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