US PATENT SUBCLASS 560 / 14
.~.~.~.~.~ Sulfonic acids, salts or acid halides

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}
8  DF  .~.~ Aromatic acid moiety {9}
9  DF  .~.~.~ Sulfur in acid moiety {5}
11  DF  .~.~.~.~ Sulfoxy in acid moiety {2}
14.~.~.~.~.~ Sulfonic acids, salts or acid halides

DEFINITION

Classification: 560/14

Sulfonic acids, salts or acid halides:

(under subclass 11) Compounds wherein the acid radical contains the group, shown below, or its salts or acid halides. [figure]

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