US PATENT SUBCLASS 514 / 553
.~ Radical -XH acid, or anhydride, acid halide or salt thereof (X is chalcogen) DOAI

Current as of: June, 1999
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514 /   HD   DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS

1  DF  DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) {29}
553.~ Radical -XH acid, or anhydride, acid halide or salt thereof (X is chalcogen) DOAI {6}
554  DF  .~.~> Amine addition salt of the acid {1}
556  DF  .~.~> Inner quaternary ammonium salt (e.g., betaine, etc.)
557  DF  .~.~> Carboxylic acid, percarboxylic acid, or salt thereof (e.g., peracetic acid, etc.) {5}
575  DF  .~.~> Hydroxamic acid or salt thereof
576  DF  .~.~> Benzene ring containing {1}
578  DF  .~.~> Acyclic acid or salt thereof

DEFINITION

Classification: 514/553

Radical -XH acid, or anhydride, acid halide or salt thereof (X is chalcogen) DOAI:

(under subclass 1) Subject matter which contains a DOAI which has the structure M-A-X-H where A is sulfur, selenium, tellurium, as illustrated below, wherein X, Y and Z are Chalcogens, n=1 or 2 and X is not identical to A, anhydride acid halide or salt thereof, M being any radical not provided for above. [figure] [figure] [figure] [figure]

(1) Note. Unless otherwise provided for, the salt of an acid is classified on the basis of the corresponding acid.

(2) Note. This subclass specifically provides for acyclic anhydrides and acyclic acyl halides.