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:
Jul. 08, 2025
Filed:
Mar. 11, 2022
Applicant:
Covestro Intellectual Property Gmbh & Co. KG, Leverkusen, DE;
Inventors:
Natalie Bittner, Frechen, DE;
Hartmut Nefzger, Pulheim, DE;
Gesa Behnken, Cologne, DE;
Gernot Jäger, Cologne, DE;
Swantje Behnken, Sacramento, CA (US);
Lukas Reisky, Cologne, DE;
Assignee:
Covestro Deutschland AG, Leverkusen, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C12P 7/18 (2006.01); C12N 9/80 (2006.01); C12P 7/44 (2006.01);
U.S. Cl.
CPC ...
C12P 7/44 (2013.01); C12N 9/80 (2013.01); C12P 7/18 (2013.01); C12Y 305/01075 (2013.01);
Abstract
The present invention relates to new urethanases for the enzymatic breakdown of polyurethanes and to an enzymatic process for the complete breakdown of polyurethanes into defined monomers.