Patents

Pierre Fabre Patents Dye with Lawsonia Inermis Extract

The formulation also contains a second dyeing agent derived from a tinctorial plant other than henna.

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By: Christine Esposito

Editor-in-Chief

US Patent No. 11,684,561 B2 (Christel Fiorini-Puybaret, Philippe Joulia); Pierre Fabre Dermo-Cosmetique has been awarded a US patent for a dye composition comprising as dyeing agent a combination of an extract (A) of the aerial parts of Lawsonia inermis containing from 7-60% by weight of lawsone relative to the total weight of the dry extract. The lawsone results notably from enzymatic hydrolysis of glycosylated lawsone derivatives, wherein the extract also is comprised of luteolin, apigenin and...

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