US PATENT SUBCLASS 528 / 2
.~.~ From cashew material with a sulfur-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}
1  DF  .~ FROM PLANT MATERIAL OF UNKNOWN CONSTITUTION {2}
2.~.~ From cashew material with a sulfur-containing reactant

DEFINITION

Classification: 528/2

(under subclass 1) Subject matter wherein material derived from a cashew plant and a sulfur-containing material are reactants.