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.:

US 12466915 B1

Date of Patent:

Nov. 11, 2025

Filed:

Oct. 15, 2020

Method to prepare a precursor for a polymer or to prepare a polymer comprising at least one unit having a tertiary amine and a pendant carboxyl group and a precursor or polymer comprising such unit

Applicant:

Universiteit Gent, Ghent, BE;

Inventors:

Maarten Delahaye, Ghent, BE;

Johan Winne, Melle, BE;

Filip Du Prez, Ghent, BE;

Assignee:

Universiteit Gent, Ghent, BE;

Attorney:

Ipsilon USA—NLO

Primary Examiner:

Catherine S Branch

Assistant Examiner:

Andrea undefined Wu

Int. Cl.

CPC ...

C08G 63/685 (2006.01);

U.S. Cl.

CPC ...

C08G 63/6856 (2013.01);

Abstract

The invention relates to a method to prepare a precursor for a polymer or to prepare a polymer, the polymer comprising at least one unit of formula (I) or at least one unit of formula (II) having a tertiary amine and a pendant carboxyl group Furthermore the invention relates to a precursor or polymer comprising at least one unit of formula (I) and/or at least one unit of formula (II) and to the use of such precursor or such polymer in extrusion, injection moulding, compression moulding, transfer moulding, foam moulding, thermoforming, rotation moulding or 3D printing.

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