US PATENT SUBCLASS 534 / 562
.~.~ 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}
558  DF  .~ Diazo or diazonium (e.g., -N=N-C, etc.) {7}
562.~.~ Heavy metal or aluminum containing

DEFINITION

Classification: 534/562

(under subclass 558) Compounds which include aluminum or metal with a specific gravity greater than four.

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

(2) Note. Examples of compounds provided for herein are: [figure] [figure]