Cleaning compositions for solid surfaces – auxiliary compositions – Cleaning compositions or processes of preparing – For cleaning a specific substrate or removing a specific...
Reexamination Certificate
2005-01-25
2005-01-25
Ogden, Necholus (Department: 1751)
Cleaning compositions for solid surfaces, auxiliary compositions
Cleaning compositions or processes of preparing
For cleaning a specific substrate or removing a specific...
C510S202000, C510S508000, C510S509000, C134S041000
Reexamination Certificate
active
06846788
ABSTRACT:
The present invention is directed to compositions for removing silver soil from the surface of objects. These compositions contain a reducing agent, and an alkaline source, and may optionally contain various other components including a chelating agent, cleaning agent, filler, an anti-corrosion agent, a defoaming agent, an odorant, a dye, an antioxidant, or a bleaching agent. Methods of using the compositions are also disclosed, wherein the object to be cleaned is contacted with the composition and the object is then washed with an aqueous solution.
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Anderson Bryan
Everson Terrence P
Ecolab Inc.
Merchant & Gould P.C.
Ogden Necholus
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