US PATENT SUBCLASS 524 / 773
.~.~.~ Carboxylic acid or derivative not containing a heavy metal atom as DNRM, e.g., anhydride, acyl halide, ester or salt, etc.

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

*  DD  SYNTHETIC RESINS (Class 520, Subclass 1) {1}
*  DD  .~ 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 (Class 523, subclass 1) {17}
700  DF  .~.~ Preparation of intentional or desired composition by formation of a solid polymer (SP) or SICP in presence of a designated nonreactant material (DNRM) other than solely water, hydrocarbon, silicon dioxide, glass, titanium dioxide or elemental carbon, composition thereof; or process of treating or composition thereof {23}
773.~.~.~ Carboxylic acid or derivative not containing a heavy metal atom as DNRM, e.g., anhydride, acyl halide, ester or salt, etc. {3}
774  DF  .~.~.~.~> Cycloaliphatic group, e.g., dimer acids containing thirty six carbon atoms, tall oil, etc.
775  DF  .~.~.~.~> Aryl group {1}
777  DF  .~.~.~.~> Group IA, unsubstituted ammonium, or Group IIA salt {1}

DEFINITION

Classification: 524/773

Carboxylic acid or derivative not containing a heavy metal atom as DNRM, e.g., anhydride, acyl halide, ester or salt, etc.:

(under subclass 700) Subject matter wherein a carboxylic acid or derivative not having a heavy metal atom attached thereto is present as DNRM during formation of a solid polymer or SICP.

(1) Note. See the Class 520 Glossary for a definition for the term "carboxylic acid or derivative".

SEE OR SEARCH THIS CLASS, SUBCLASS:

780+, for heavy metal compounds having therein carboxylic acid or derivative groups.