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Non-Sulfate Shampoo Composition With Coacervate Formulation

The USPTO granted Patent US12605322B2 on April 21, 2026, to inventors Christian Springob, Marion Stuess, Malte Dirk Benjamin Koch, Antonio Martinez-Campoy, and Esther Mattke, covering a non-sulfate shampoo composition incorporating taurate or sarcosinate salt surfactants with a complexation compound that forms a coacervate upon dilution with water during hair treatment use. The patent includes 14 claims classified under CPC categories A61K 8/466, A61K 8/416, A61K 8/42, A61K 8/737, A61Q 5/02, and A61Q 5/12, among others.