US PATENT SUBCLASS 524 / 5
.~.~.~.~.~ Derived from carboxylic acid or derivative


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}
1  DF  .~.~ Adding a NRM to a preformed solid polymer or preformed specified intermediate condensation product, composition thereof; or process of treating or composition thereof {31}
2  DF  .~.~.~ Water settable inorganic compound as nonreactive material {4}
4  DF  .~.~.~.~ Solid polymer or specified intermediate condensation product derived from at least one oxygen-containing reactant and which is devoid of a fused ring or bridged ring system {2}
5.~.~.~.~.~ Derived from carboxylic acid or derivative


DEFINITION

Classification: 524/5

Derived from carboxylic acid or derivative:

(under subclass 4) Subject matter wherein at least one of the oxygen reactants of the solid polymer or specified intermediate product is a carboxylic acid or derivative.

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