US PATENT SUBCLASS 524 / 6
.~.~.~.~.~ Derived from phenolic compound or aldehyde-containing reactant

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}
6.~.~.~.~.~ Derived from phenolic compound or aldehyde-containing reactant

DEFINITION

Classification: 524/6

Derived from phenolic compound or aldehyde-containing reactant:

(under subclass 4) Subject matter wherein at least one of the oxygen reactants of the solid polymer or specified intermediate condensation product is an aryl-OH containing compound or a compound containing an aldehyde group.

(1) Note. See the Class 520 Glossary for a definition of the term "aldehyde".