US PATENT SUBCLASS 510 / 227
.~.~.~.~ With overglaze or glassware protection component (except alkali metal silicate)

Current as of: June, 1999
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510 /   HD   CLEANING COMPOSITIONS FOR SOLID SURFACES, AUXILIARY COMPOSITIONS THEREFOR, OR PROCESSES OF PREPARING THE COMPOSITIONS

108  DF  CLEANING COMPOSITIONS OR PROCESSES OF PREPARING (E.G., SODIUM BISULFATE COMPONENT, ETC.) {21}
109  DF  .~ For cleaning a specific substrate or removing a specific contaminant (e.g., for smoker's pipe, etc.) {50}
218  DF  .~.~ For equipment used in processing, handling, storing, or serving edible product (e.g., dairy or brewery equipment, household utensils, etc.) {4}
220  DF  .~.~.~ For use in automatic dishwasher {7}
227.~.~.~.~ With overglaze or glassware protection component (except alkali metal silicate)

DEFINITION

Classification: 510/227

With overglaze or glassware protection component (except alkali metal silicate):

(under subclass 220) Compositions which additionally include a component, other than an alkali metal silicate, which serves to protect the glaze on such articles as china, or prevents damage, such as etching, to glassware.