The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 20, 2007
Filed:
Sep. 22, 2003
Henry Drummond Boswell, Guildford, GB;
Jennifer Mary Marsh, Henley-On-Thames, GB;
John Scott Park, Aberdeen, GB;
Michael Andrew Olshavsky, Mason, OH (US);
Henry Drummond Boswell, Guildford, GB;
Jennifer Mary Marsh, Henley-On-Thames, GB;
John Scott Park, Aberdeen, GB;
Michael Andrew Olshavsky, Mason, OH (US);
The Procter & Gamble Company, Cincinnati, OH (US);
Abstract
The present invention relates to hair care compositions comprising chelants and methods for reducing oxidative hair damage. The compositions contribute to reducing the oxidative damage sustained by keratinous fibers such as human hair during bleaching, dyeing, perming or other oxidative treatments. The compositions according to the present invention also provide excellent color evenness and color fastness.