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:
Apr. 21, 2026
Filed:
Feb. 17, 2023
Applicant:
Rkw SE, Mannheim, DE;
Inventors:
Leonhard Maier, Babensham, DE;
Adrien Dembowski, Mannheim, DE;
Claudia Spicker, Mannheim, DE;
Luc Hermans, Mannheim, DE;
Frederic Wypelier, Mannheim, DE;
Konrad Noniewicz, Mannheim, DE;
Thomas Stroh, Mannheim, DE;
Claudia Bender, Mannheim, DE;
Assignee:
RKW SE, Mannheim, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 27/20 (2006.01); B32B 7/02 (2019.01); B32B 27/08 (2006.01); B32B 27/32 (2006.01);
U.S. Cl.
CPC ...
B32B 27/205 (2013.01); B32B 7/02 (2013.01); B32B 27/08 (2013.01); B32B 27/32 (2013.01); B32B 2250/24 (2013.01); B32B 2307/41 (2013.01); B32B 2307/54 (2013.01); B32B 2307/72 (2013.01); B32B 2307/7242 (2013.01); B32B 2307/734 (2013.01); B32B 2307/7376 (2023.05);
Abstract
A recyclable, cold-sealing packaging having at least a first film and a cold-sealing compound and a print. The film is formed from a largely unmixed polyolefin, is stretched monoaxially in the machine direction and has at least two layers. At least one layer has an inorganic filler to create cavities in the layer.