Hair coloring composition

US8460400B1 · kind B1 · utility

Assignee

• The Procter & Gamble Company · US

Inventors

• Juergen Schmenger · Weiterstadt, DE
• Manfred Schmitt · Munich, DE

Key dates

• Filing date: Feb 20, 2013
• Grant date: Jun 11, 2013
• Expiry date: Feb 20, 2033

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61K2800/88
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

Methods for providing, at the discretion of the user, at least two different oxidative hair coloring compositions providing different level of lift based on a single tint component. The methods involve the use of a tint component, an oxidizing component and a third component comprising a non-ammonia alkalizing agent. The compositions may comprise little or no ammonia.