The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 25, 2007
Filed:
Feb. 25, 2003
Applicants:
Arne Koops, Breitenfelde, DE;
Sven Reiter, Hamburg, DE;
Inventors:
Arne Koops, Breitenfelde, DE;
Sven Reiter, Hamburg, DE;
Assignee:
tesa AG, Hamburg, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41M 5/40 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to a multi-layer laser transfer film for the permanent labeling of components, comprising at least one support layer, whereby a first adhesive layer is at least partly provided on the underside of the support layer, characterised in that on the side of the support layer for the laser transfer film on which the first adhesive layer is provided, at least two pigment layers containing a laser-sensitive pigment are at least partly provided, whereby the concentration of the laser-sensitive pigment in the pigment layers varies.