US PATENT SUBCLASS 560 / 143
.~.~.~.~ Salicylic acid or functional derivative

Current as of: June, 1999
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560 /   HD   ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES

*  DD  ORGANIC COMPOUNDS (Class 532, Subclass 1) {17}
1  DF  .~ Carboxylic acid esters {14}
129  DF  .~.~ Acyclic acid moiety {9}
130  DF  .~.~.~ Esterified phenolic hydroxy {8}
143.~.~.~.~ Salicylic acid or functional derivative

DEFINITION

Classification: 560/143

Salicylic acid or functional derivative:

(under subclass 130) Compounds wherein the phenolic moiety is salicyclic acid, its salts, acid halides or anhydrides not provided for above.

(1) Note. See subclass 142 for acylated salicyclic acid amides.

(2) Note. See subclass 71 for esters for salicyclic acid.

(3) Note. See subclass 138 for esters of salicylic acid anhydride per se and substituted derivatives thereof.

(4) Note. This subclass contains, for example: [figure] [figure]