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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.:

US 5961960 B1

PDFFull Text
Date of Patent:
Oct. 05, 1999

Filed:

Nov. 13, 1997

Use of substituted benzazoles as uv absorbers, new benzazoles and

Applicant:
Inventors:

Erich Dilk, Holzminden, DE;

Roland Langner, Bevern, DE;

William Johncock, Heinsen, DE;

Assignee:

Haarmann & Reimer GmbH, Holzminden, DE;

Attorneys:

Gil; Joseph C.

Cheung; Noland J.

Primary Examiner:

Shelley A Dodson

Int. Cl.
CPC ...
A61K / ; A61K / ; A61K / ;
U.S. Cl.
CPC ...
424 59 ; 424 60 ; 424400 ; 424401 ; 514367 ;
Abstract

The invention relates to N-substituted benzazoles, processes for their preparation and their use as UV absorbers.

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