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:
Aug. 25, 2026
Filed:
Feb. 25, 2021
Applicant:
Basf SE, Ludwigshafen am Rhein, DE;
Inventors:
Thomas Ehlis, Schweizerhalle, CH;
Karin Schein-Albrecht, Ludwigshafen am Rhein, DE;
Mathieu Blanchot, Ludwigshafen am Rhein, DE;
Dennis Kaufhold, Ludwigshafen am Rhein, DE;
Sebastian Wloch, Ludwigshafen am Rhein, DE;
Helmut Kronemayer, Ludwigshafen am Rhein, DE;
Assignee:
BASF SE, Ludwigshafen am Rhein, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 227/42 (2006.01); C07C 229/52 (2006.01);
U.S. Cl.
CPC ...
C07C 227/42 (2013.01); C07C 229/52 (2013.01); C07B 2200/13 (2013.01);
Abstract
The present invention relates to a process for isolating 2-(4'-diethylamino-2′-hydroxybenzoyl)benzoic acid hexyl ester with a high purity and low phthalic acid dialkyl ester content.
Ehlis, Thomas. (2026). Process for isolating 2-(4'-diethylamino-2'-hydroxybenzoyl)benzoic acid hexyl ester (U.S. Patent No. 12715837). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12715837
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile