US PATENT SUBCLASS 562 / 472
.~.~.~.~.~ Halogen

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

*  DD  ORGANIC COMPOUNDS (Class 532, Subclass 1) {41}
400  DF  .~ Carboxylic acids and salts thereof {14}
405  DF  .~.~ Aromatic {13}
465  DF  .~.~.~ Oxy {7}
471  DF  .~.~.~.~ Oxy, bonded directly to a ring, in same side chain as carboxyl, or salt thereof {1}
472.~.~.~.~.~ Halogen

DEFINITION

Classification: 562/472

Halogen:

(under subclass 471) Compounds wherein the acid contains covalently bonded halogen.

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