US PATENT SUBCLASS 521 / 96
.~.~.~ Ingredient contains an -O-O- group

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

*  DD  SYNTHETIC RESINS (Class 520, Subclass 1) {3}
50  DF  .~ CELLULAR PRODUCTS OR PROCESSES OF PREPARING A CELLULAR PRODUCT, E.G., FOAMS, PORES, CHANNELS, ETC. {27}
82  DF  .~.~ Process of forming a cellular product subsequent to solid polymer formation in the presence of a stated ingredient, noncellular composition capable of forming a cellular product and containing a stated ingredient, or process of preparing same {14}
96.~.~.~ Ingredient contains an -O-O- group

DEFINITION

Classification: 521/96

Ingredient contains an -O-O- group:

(under subclass 82) Subject matter wherein the stated ingredient is a compound which contains an -O-O- structure, e.g., peroxide, etc.