US PATENT SUBCLASS 524 / 518
.~.~.~.~.~.~ Solid polymer derived from fused or bridged ring monomer

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

*  DD  SYNTHETIC RESINS (Class 520, Subclass 1) {1}
*  DD  .~ PROCESSES OF PREPARING A DESIRED OR INTENTIONAL COMPOSITION OF AT LEAST ONE NONREACTANT MATERIAL AND AT LEAST ONE SOLID POLYMER OR SPECIFIED INTERMEDIATE CONDENSATION PRODUCT, OR PRODUCT THEREOF (Class 523, subclass 1) {17}
1  DF  .~.~ Adding a NRM to a preformed solid polymer or preformed specified intermediate condensation product, composition thereof; or process of treating or composition thereof {31}
500  DF  .~.~.~ Containing two or more solid polymers; solid polymer or SICP and a SICP, SPFI, or an ethylenic reactant or product thereof {7}
502  DF  .~.~.~.~ At least one solid polymer derived from ethylenic reactants only {11}
515  DF  .~.~.~.~.~ Two or more solid polymers derived from ethylenic reactants only {10}
518.~.~.~.~.~.~ Solid polymer derived from fused or bridged ring monomer

DEFINITION

Classification: 524/518

Solid polymer derived from fused or bridged ring monomer:

(under subclass 515) Subject matter wherein at least one of the ethylenic polymers is derived from an ethylenic reactant containing a fused- or bridge-ring system.

(1) Note. See the Class 520 Glossary for a definition of the term "fused- or bridged-ring system".