US PATENT SUBCLASS 523 / 457
.~.~.~ Elemental metal or metal compound other than as silicate DNRM

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

*  DD  SYNTHETIC RESINS (Class 520, Subclass 1) {1}
1  DF  .~ PROCESSES OF PREPARING A DESIRED OR INTENTIONAL COMPOSITION OF AT LEAST ONE NONREACTANT MATERIAL AND AT LEAST ONE SOLID POLYMER OR SPECIFIED INTERMEDIATE CONDENSATION PRODUCT, OR PRODUCT THEREOF {71}
400  DF  .~.~ Process of forming a composition containing a nonreactive material (NRM) and a polymer containing more than one 1,2-epoxy group, or a preformed polymer derived from or admixed with a reactant containing more than one 1,2-epoxy group, or with a polymer derived from an epihalohydrin and a polyhydric phenol or polyol; or composition or product thereof {24}
457.~.~.~ Elemental metal or metal compound other than as silicate DNRM {2}
458  DF  .~.~.~.~> Transition metal
459  DF  .~.~.~.~> Heavy metal {1}

DEFINITION

Classification: 523/457

Elemental metal or metal compound other than as silicate DNRM:

(under subclass 400) Subject matter wherein the DNRM contains an elemental or metal compound thereof other than as a silicate, e.g., strontium-aluminum alloy, barium sulfate, magnesium oxide, calcium carbonate, etc.

SEE OR SEARCH THIS CLASS, SUBCLASS:

466+, for a silicate DNRM such as glass, mica, asbestos, etc.