US PATENT SUBCLASS 534 / 619
.~.~.~ Heavy metal or aluminum containing

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

*  DD  ORGANIC COMPOUNDS (CLASS 532, SUBCLASS 1) {8}
573  DF  .~ Azo {51}
617  DF  .~.~ Fiber- or substrate-reactive azo compound {5}
619.~.~.~ Heavy metal or aluminum containing {2}
620  DF  .~.~.~.~> Halogen attached directly to a hetero ring or to an alicyclic ring by nonionic bonding {2}
629  DF  .~.~.~.~> Alkylene, alkenyl or alkenylene bonded directly to sulfonyl or sulfonamide, which sulfonyl or sulfonamide is between a ring and the alkylene, alkenyl or alkenylene

DEFINITION

Classification: 534/619

(under subclass 617) Compounds which include aluminum or a metal with a specific gravity greater than four.

(1) Note. Arsenic is considered a metal for the purpose of this subclass.

(2) Note. An example of a compound provided for herein is: [figure]