Non-Sulfate Shampoo Composition With Coacervate Formulation
Summary
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.
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GovPing monitors USPTO Patent Grants - Pharma (A61K) for new healthcare & life sciences regulatory changes. Every update since tracking began is archived, classified, and available as free RSS or email alerts — 22 changes logged to date.
What changed
The USPTO granted Patent US12605322B2 on April 21, 2026, to five named inventors for a non-sulfate shampoo formulation incorporating at least one non-sulfate surfactant selected from taurate salt and sarcosinate salt, combined with a complexation compound that produces a coacervate upon dilution with water during use. The patent contains 14 claims and is classified across multiple CPC categories related to cosmetic preparations and hair treatment compositions.
Competitors developing sulfate-free personal care products should be aware that this patent establishes intellectual property protection for coacervate-forming non-sulfate shampoo formulations using specified surfactant classes. The patent filing date of August 8, 2019 establishes priority, and the granted claims provide the patent holders with enforceable exclusive rights to this specific formulation technology in the United States.
Archived snapshot
Apr 22, 2026GovPing captured this document from the original source. If the source has since changed or been removed, this is the text as it existed at that time.
Shampoo composition with non-sulfate surfactant and complexation compound forming a coacervate
Grant US12605322B2 Kind: B2 Apr 21, 2026
Inventors
Christian Springob, Marion Stuess, Malte Dirk Benjamin Koch, Antonio Martinez-Campoy, Esther Mattke
Abstract
A non-sulfate shampoo is disclosed. The shampoo incorporates at least one non-sulfate surfactant selected from a taurate salt and a sarcosinate salt, and in addition incorporates a complexation compound. The shampoo produces a coacervate upon dilution with water and in use to shampoo hair. The shampoo provides mild non-irritating treatment of the hair and does not irritate skin or eyes.
CPC Classifications
A61K 8/466 A61K 8/416 A61K 8/42 A61K 8/737 A61K 2800/5424 A61K 2800/5426 A61Q 5/006 A61Q 5/02 A61Q 5/12
Filing Date
2019-08-08
Application No.
17267685
Claims
14
Parties
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