US PATENT SUBCLASS 528 / 166
.~.~ Aluminum- or heavy metal-containing reactant

Current as of: June, 1999
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528 /   HD   SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES

*  DD  SYNTHETIC RESINS (Class 520, Subclass 1) {23}
86  DF  .~ FROM PHENOL, PHENOL ETHER, OR INORGANIC PHENOLATE {15}
166.~.~ Aluminum- or heavy metal-containing reactant

DEFINITION

Classification: 528/166

(under subclass 86) Subject matter wherein a polymer is derived (1) from phenol, phenol ether, or inorganic phenolate reactant containing an aluminum or heavy metal atom, or (2) from a phenol, inorganic phenolate, or phenol ether and an aluminum or heavy metal-containing reactant.

(1) Note. Heavy metal denotes a metal atom having a specific gravity greater than four.

SEE OR SEARCH THIS CLASS, SUBCLASS:

9, for a heavy metal or aluminum reactant having at least one hydrogen to heavy metal or aluminum bond or at least one carbon to heavy metal or aluminum bond.