Welcome Guest to Happi

Subscribe Free: Magazine | eNewsletter

current issue May 2015
 •  How's Your Reputation?  •  Shaving Maverick Honored by BIW  •  Inter Parfums Closes Rochas Deal  •  Gattefosse Creates a Buzz  •  'Cosmetotexiles' Coming to Target
Print

Wella Patents Coloring Agents



Published January 10, 2007
Related Searches: patent color
Post a comment
Patent No. US 7,128,764 B2: An agent for coloring keratin fibers based on a developer-coupler has been patented by Wella AG, Darmstadt, Germany.


blog comments powered by Disqus