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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 6569211 B1

PDFFull Text
Expired
Date of Patent:
May. 27, 2003

Filed:

Oct. 12, 2001

5,6-dihydroxyindolines as additives for hair dyeing preparations

Applicant:
Inventors:

Iduna Matzik, Erkrath, DE;

Detlef Hollenberg, Erkrath, DE;

Mechthild Borgerding, Langenfeld, DE;

Assignee:

Henkel Kommanditgesellschaft auf Aktien, Duesseldorf, DE;

Attorney:
Primary Examiner:

Margaret Einsmann

Int. Cl.
CPC ...
A61K 7/13 ;
U.S. Cl.
CPC ...
A61K 7/13 ;

Find Patent Forward Citations

Matzik, Iduna. (2003). 5,6-dihydroxyindolines as additives for hair dyeing preparations (U.S. Patent No. 6569211). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6569211

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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