US PATENT SUBCLASS 528 / 330
.~.~.~ Cycloaliphatic ring-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}
271  DF  .~ FROM CARBOXYLIC ACID OR DERIVATIVE THEREOF {10}
310  DF  .~.~ From imide- or lactam-containing compound, or from an amino-nitrogen containing carboxylic acid, or derivative of an amino-nitrogen-containing carboxylic acid {9}
330.~.~.~ Cycloaliphatic ring-containing reactant


DEFINITION

Classification: 528/330

(under subclass 310) Subject matter wherein at least one reactant contains a saturated carbocyclic ring.

(1) Note. The term as utilized herein includes a fused or bridged ring system.