Hair colouration formulation

US10688033B2 · kind B2 · utility

Assignee

• NOXELL CORPORATION · US

Inventors

• Lars Siegfried Dahne · Berlin, DE
• Gabriella Egri · Berlin, DE
• Mandy Hecht · Falkensee, DE
• Mathias Kurt Herrlein · Kronberg, DE
• Moritz Klickermann · Berlin, DE
• Bryan Patrick Murphy · Loveland, US
• Monica Jo Patten · Sharonville, US
• Tatjana Schaefer · Schwalbach, DE
• Stephen Robert Schofield · Bracknell, GB
• Cagri Uzum · Berlin, DE
• Ingo Weber · Basel, CH

Key dates

• Filing date: Apr 25, 2017
• Grant date: Jun 23, 2020
• Expiry date: Apr 25, 2037

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61K2800/434
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

Formulation for colouring hair having at least one coloured polymer.