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(12) PATENT APPLICATION PUBLICATION (21) Application No.1188/MUM/2001 A
(19) INDIA
(22) Date of filing of Application :19/12/2001 (43) Publication Date : 16/03/2007
(54) Title of the invention : ANTIMICROBIAL CLEANING
(51) International classification
:A61K7/50,C11D3/00, (71)Name of Applicant :
C11D3/20, C11D3/43 1)HINDUSTAN LEVER LIMITED
(31) Priority Document No :00311526.8
Address of Applicant :HINDUSTAN LEVER
(32) Priority Date :21/12/2000 HOUSE, 165/166, BACKBAY RECLAMATION,
(33) Name of priority country :EUROPEAN UNION MUMBAI 400020 Maharashtra India
(86) International Application No :NA
(72)Name of Inventor :
Filing Date
:NA
1)CORUZZI MARILENA
(87) International Publication No : NA
2)INAMURA TAKASHI
(61) Patent of Addition to
Application Number
Filing Date
:NA
:NA
3)JAMIESON ANDREW STEPHEN
4)VAN DE SCHEUR FRANK THEODOOR
5)TROMBETTA IVANA
(62) Divisional to to Application
Number
Filing Date
:NA
:NA
No of Pages : 23 No of Claims : 10
(57) Abstract :
An aqueous antimicrobial cleaning composition suitable for the hygienic cleaning of hard surfaces, which
composition comprises: (i)at least one surfactant, (ii) at least one acid, and (iii) a mixture of solvents comprising (a)
an N-alkylpyrrolidone derivative and (b) a co-solvent of the general formula R₁-o-(EO)m- (PO)n-R₂, wherein R and
R₂ are independently C2-6 alkyl or hydorgen, but not both hydrogen, m and n are independently 0-5, EO represents
an ethleneoxy group and PO represents a propyleneoxy group.
The Patent Office Journal 16/03/2007 4973