US PATENT SUBCLASS 521 / 909
BLOWING-AGENT MODERATOR, E.G., KICKERS, ETC.

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

909BLOWING-AGENT MODERATOR, E.G., KICKERS, ETC.

DEFINITION

Classification: 521/909

BLOWING-AGENT MODERATOR, E.G., KICKERS, ETC.:

Subject matter involving an agent which is not generally by itself a blowing agent and which retards, modifies,

accelerates, or in other manner affects the blowing characteristics of utilized blowing agent.