US PATENT SUBCLASS 522 / 75
.~.~.~.~ Heterocyclic ring containing DNRM


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

*  DD  SYNTHETIC RESINS (Class 520, Subclass 1) {1}
1  DF  .~ COMPOSITIONS TO BE POLYMERIZED BY WAVE ENERGY WHEREIN SAID COMPOSITION CONTAINS A RATE-AFFECTING MATERIAL; OR COMPOSITIONS TO BE MODIFIED BY WAVE ENERGY WHEREIN SAID COMPOSITION CONTAINS A RATE-AFFECTING MATERIAL; OR PROCESSES OF PREPARING OR TREATING A SOLID POLYMER UTILIZING WAVE ENERGY {27}
71  DF  .~.~ Processes of preparing or treating a solid polymer by wave energy in the presence of a designated nonreactant material (DNRM); or compositions therefore {6}
74  DF  .~.~.~ Organic DNRM {6}
75.~.~.~.~ Heterocyclic ring containing DNRM


DEFINITION

Classification: 522/75

Heterocyclic ring containing DNRM:

(under subclass 74) Subject matter wherein the organic DNRM compound is heterocyclic.

(1) Note. See Class 520, Glossary, for definition of the term "heterocyclic".