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. 21, 2026
Filed:
Jul. 23, 2020
Applicant:
Evonik Operations Gmbh, Essen, DE;
Inventors:
Thomas Haas, Münster, DE;
Christian Richter, Münster, DE;
Assignee:
Evonik Operations GmbH, Essen, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 29/86 (2006.01); B01D 11/04 (2006.01); C07C 51/48 (2006.01); C07F 9/53 (2006.01);
U.S. Cl.
CPC ...
C07F 9/5304 (2013.01); B01D 11/0492 (2013.01); C07C 29/86 (2013.01); C07C 51/48 (2013.01);
Abstract
The present invention relates to a method of extracting at least one selected from carbonic acid, aliphatic acid, aliphatic acid ester and aliphatic alcohol from an aqueous medium, the method comprising the steps: