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:
Oct. 14, 2025

Filed:

Oct. 13, 2020
Applicant:

Basf SE, Ludwigshafen am Rhein, DE;

Inventors:

Reinhard Jakobi, Ludwigshafen, DE;

Susanne Zeiher, Ludwigshafen, DE;

Angelika Homes, Ludwigshafen, DE;

Sascha Tim Schwendy, Ludwigshafen, DE;

Natascha Manuela Meierhoefer, Ludwigshafen, DE;

Daniel Leutz, Ludwigshafen, DE;

Assignee:

BASF SE, Ludwigshafen am Rhein, DE;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29C 45/16 (2006.01); B29C 45/00 (2006.01); B29C 45/20 (2006.01); B29C 45/30 (2006.01); B29C 45/50 (2006.01); B33Y 10/00 (2015.01); B33Y 80/00 (2015.01); B29C 33/38 (2006.01); B29K 67/00 (2006.01); B29K 105/00 (2006.01); B29L 31/00 (2006.01);
U.S. Cl.
CPC ...
B29C 45/1634 (2013.01); B29C 45/0046 (2013.01); B29C 45/16 (2013.01); B29C 45/20 (2013.01); B29C 45/30 (2013.01); B29C 45/50 (2013.01); B33Y 80/00 (2014.12); B29C 33/3842 (2013.01); B29C 2045/1698 (2013.01); B29C 2045/308 (2013.01); B29K 2067/006 (2013.01); B29K 2105/0032 (2013.01); B29K 2995/0021 (2013.01); B29L 2031/7132 (2013.01); B33Y 10/00 (2014.12);
Abstract

Disclosed herein is an injection mold for production of marbled moldings, including at least one hot runner, a cavity, an entry opening into the injection mold and an inlet into the cavity, where the hot runner has at least two ducts that are connected at a first end of each duct to the inlet into the cavity and at a second end of each duct to the entry opening into the injection mold, where the at least two ducts each at least partly form a spiral, and the at least two ducts are bounded by a one-piece component. Further disclosed herein is a process for producing the injection mold and a process for producing marbled moldings.


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