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:
Sep. 28, 1976
Filed:
Jun. 24, 1974
Applicant:
Inventors:
Horst Scheuermann, Ludwigshafen, DT;
Wolfgang Mach, Hockenheim, DT;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen (Rhine), DT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
2602498 ; 2602495 ; 2607 / ; 2602496 ; 2602499 ; 2602 / ; 2602 / ; 25230125 ; 8190 ;
Abstract
6-N-triazinylaminobenzofurans and their production. The compounds are suitable for the optical brightening of natural and synthetic fibers and also of plastics materials, particularly of polyamides, cellulose esters, polyesters and acrylonitrile polymers.