US PATENT SUBCLASS 510 / 469
.~.~.~ Carbon bonded directly to the phosphorus (e.g., phosphonic acid or salt or ester thereof, etc.)

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}
461  DF  .~ Specific organic component (e.g., triazines, etc.) {15}
467  DF  .~.~ Phosphorus in the component {2}
469.~.~.~ Carbon bonded directly to the phosphorus (e.g., phosphonic acid or salt or ester thereof, etc.)

DEFINITION

Classification: 510/469

Carbon bonded directly to the phosphorus (e.g., phosphonic acid or salt or ester thereof, etc.):

(under subclass 467) Compositions wherein the phosphorus is bonded directly to a carbon atom.