Cleaning and liquid contact with solids – Processes – Using sequentially applied treating agents
Reexamination Certificate
2007-09-11
2007-09-11
Barr, Michael (Department: 1746)
Cleaning and liquid contact with solids
Processes
Using sequentially applied treating agents
C134S002000, C134S006000, C134S026000, C134S029000, C134S034000, C134S036000, C134S042000, C134S095300, C134S123000, C510S108000, C510S189000
Reexamination Certificate
active
10022027
ABSTRACT:
The present invention relates to a system and method for cleaning and/or treating a surface, preferably surfaces such as ceramic, steel, plastic, glass and/or painted surfaces such as the exterior surface of a vehicle. The system and method utilize a cleaning composition that contains at least one water-soluble or water dispersible copolymer. The method may also include a step of applying to the surface a treating composition which contains non-photoactive nanoparticles.
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Laporte Industries, Inc. , Date of publication unknown but may before date of application, Leicestershire, U.K.
Barger Bruce
Crowe Thomas Geroge
Goldstein Alan Scott
Leahy Morgan Thomas
McDonald Michael Ray
Bamber Jeffrey V.
Barr Michael
Charles Mark A.
Grunzinger Laura R.
Riggleman Jason P.
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