Cleaning and liquid contact with solids – Processes – Work handled in bulk or groups
Reexamination Certificate
2007-08-14
2007-08-14
El-Arini, Zeinab (Department: 1746)
Cleaning and liquid contact with solids
Processes
Work handled in bulk or groups
C134S025100, C510S220000, C510S221000, C510S224000, C510S226000, C510S233000, C510S243000, C510S361000, C510S370000, C510S372000, C510S374000
Reexamination Certificate
active
10535611
ABSTRACT:
A process for removing colored stains from hydrophobic surfaces characterized in that the process involves the use of a formulation which comprises a salt of sulphophenyl alkyl carbonate is described. Also a process of removing color stains from a plastics material, characterized in that the stained plastics material is treated in a dishwashing machine with a formulation comprising a salt of sulphophenyl alkyl carbonate is described.
REFERENCES:
patent: 3272750 (1966-09-01), Chase
patent: 4681592 (1987-07-01), Hardy et al.
patent: 5043089 (1991-08-01), Nollet et al.
patent: 0402339 (1990-12-01), None
patent: WO 93/07086 (1993-04-01), None
patent: WO 96/17921 (1994-06-01), None
patent: WO 95/19132 (1995-07-01), None
patent: WO 96/33259 (1996-10-01), None
patent: WO 02/083829 (2002-10-01), None
International Preliminary Examination Report dated Mar. 14, 2005 for Application PCT/GB03/05021.
Written Opinion dated Sep. 1, 2004 for Application PCT/GB03/05021.
Response (dated Nov. 29, 2004) to Written Opinion for Application PCT/GB03/05021.
Combined Search and Examination Report from The Patent Office in Great Britain dated Apr. 30, 2003 for Application GB 0227291.2.
International Search Report dated Feb. 13, 2004 for application PCT/GB03/05021.
Geret Laurence
Noeding Gunnar
El-Arini Zeinab
Reckitt Benckiser N.V.
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