Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
August 4, 2009
Patent Application Number
10561563
Date Filed
June 4, 2004
Patent Primary Examiner
Patent abstract
A laundry treatment composition which comprises a surfactant and from 0.0001 to 0.1 wt % of a combination of dyes which together have a visual effect on the human eye as a single dye having a peak absorption wavelength on cotton of from 540 nm to 650 nm, preferably from 570 mn to 630 mn, the combination comprising a photostable dye which is substantive to cotton.
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