Part-I - Controller General of Patents Designs and Trademarks

(12) PATENT APPLICATION PUBLICATION (21) Application No.3021/MUM/2010 A
(19) INDIA
(22) Date of filing of Application :01/11/2010 (43) Publication Date : 21/06/2013
(54) Title of the invention : A DETERGENT COMPOSITION HAVING SHADING DYES AND LIPASE
(51) International classification
(31) Priority Document No :NA
(32) Priority Date :NA
(33) Name of priority country :NA
(86) International Application No
:NA
Filing Date
:NA
(87) International Publication No : NA
(61) Patent of Addition to Application Number :NA
Filing Date
:NA
(62) Divisional to Application Number
:NA
Filing Date
:NA
:C11D3/40;
C11D11/00;
C11D3/386
(71)Name of Applicant :
1)HINDUSTAN UNILEVER LIMITED
Address of Applicant :165/166, BACKBAY
RECLAMATION, MUMBAI 400020 Maharashtra India
(72)Name of Inventor :
1)KOHLI GURPREET SINGH
2)MENDU SHARAT CHANDRA
3)SHEWALE JAYASH ASHOK
(57) Abstract :
A detergent composition having shading dyes and lipase The invention relates to detergent compositions having combination of
shading dyes and lipase. It has been determined that combination of lipase with specific shading dyes provides lower redeposition
of soil. This is manifested as higher reflectance and lower yellowing, especially over multiple washes on knitted cotton, knitted
polyester and polyester fabrics, Disclosed is a detergent composition comprising: (i) a surfactant; (ii) a hydrophobic dye;
(iii) a direct dye; (iv) an acid dye; and, (v) lipase.
No. of Pages : 29 No. of Claims : 11
The Patent Office Journal 21/06/2013 13517