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:
Jan. 20, 2026
Filed:
Sep. 30, 2020
Applicant:
Basf Colors & Effects Gmbh, Ludwigshafen am Rhein, DE;
Inventors:
Thomas Ruch, Basel, CH;
Patrick Holzhueter, Zell im Wiesental, DE;
Gerardus Dekeyzer, Schweizerhalle, CH;
Roman Lenz, Liestal, CH;
Assignee:
SUN CHEMICAL B.V., Weesp, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 403/04 (2006.01); C07D 209/40 (2006.01); C07D 403/12 (2006.01); C07D 403/14 (2006.01); C09B 57/04 (2006.01); C09B 67/00 (2006.01);
U.S. Cl.
CPC ...
C07D 403/04 (2013.01); C07D 209/40 (2013.01); C07D 403/12 (2013.01); C07D 403/14 (2013.01); C09B 57/04 (2013.01); C09B 67/0001 (2013.01);
Abstract
An isoindoline derivative of formula