US PATENT SUBCLASS 560 / 75
.~.~.~.~ Phenolic hydroxy or metallate

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}
55  DF  .~.~.~ Oxy in acid moiety {7}
75.~.~.~.~ Phenolic hydroxy or metallate

DEFINITION

Classification: 560/75

Phenolic hydroxy or metallate:

(under subclass 55) Compounds wherein the acid function contains an -OX group, where X is H or an alcoholate forming group not provided for above, directly attached to a benzene ring.

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

[figure]