Unilever IP Holdings B.V. and Unilever Global IP Limited filed European patent application EP3672566A1 for a personal cleansing composition. The application was published on March 25, 2026, with IPC classifications covering surfactant-based formulations (A61K 8/41-8/46) and cleansing preparations (A61Q 19/10). The patent designates all 31 EPO member states including AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LI, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR.

Patent publications are informational notices with no immediate compliance requirements. Competitors developing similar surfactant-based personal care formulations should review the claims upon grant to assess potential freedom-to-operate implications. Third parties seeking to challenge or license the technology may monitor the application through EPO prosecution.