Patents

Resorcinol-Free Hair Color Patented by Italian Company

This US patent was awarded to Beauty & Business of Milan.

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By: Christine Esposito

Editor-in-Chief

US Patent No. 11,517,514 B2 (Antonio Consoli, Katiuscia Grevalcuore, Monica Besozzi, Emanuela Facchetti, Massimo Fabbi); Beauty & Business S.p.A., Milan, has been awarded a US patent for a hair coloring composition that is free of resorcinol, 2-methyl resorcinol, 4-chloro resorcinol and resorcinol derivatives, and free of methoxymethyl-p-phenylenediamine. It is comprised of at least one primary dye selected from p-toluenediamine sulphate, p-aminophenol, N-methyl-p-aminophenol sulphate and 1...

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