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.

Date of Patent:
Aug. 05, 2025

Filed:

Jun. 17, 2020
Applicant:

Upm Raflatac Oy, Tampere, FI;

Inventors:

Markku Havonen, Wrocław, PL;

Marko Tiainen, Jyväskylä, FI;

Katarzyna Wojtuś, Wrocław, PL;

Assignee:

UPM RAFLATAC OY, Tampere, FI;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09J 7/38 (2018.01);
U.S. Cl.
CPC ...
C09J 7/38 (2018.01); C09J 2203/334 (2013.01); C09J 2301/204 (2020.08); C09J 2301/312 (2020.08);
Abstract

A method for manufacturing a linerless label web () comprising a direct thermal printable coating and a patterned pressure sensitive adhesive () is provided. The method comprises arranging a substrate comprising the direct thermal printable coating as a face stock (), applying water-based adhesive coating () onto the face stock (), providing the face stock () with alternating adhesion areas and adhesion-free areas in a transversal direction of the face stock, ensuring the adhesion-free areas with a pre-determined level of moisture, and thermally drying the water-based adhesive coating () into the pressure sensitive adhesive ().


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