US PATENT SUBCLASS 524 / 482
.~.~.~.~.~ Unsaturated hydrocarbon contains a bridged or fused ring

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


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}
474  DF  .~.~.~ Mixing two or more hydrocarbons; or a hydrocarbon other than benzene, toluene, or xylene per se and having numerical limitations other than amount, e.g., included herein are m.p., b.p., viscosity, structure, m.w., etc. or composition or product thereof, DNRM {7}
481  DF  .~.~.~.~ Unsaturated hydrocarbon {2}
482.~.~.~.~.~ Unsaturated hydrocarbon contains a bridged or fused ring

DEFINITION

Classification: 524/482

Unsaturated hydrocarbon contains a bridged or fused ring:

(under subclass 481) Subject matter wherein the designated nonreactant material is an unsaturated hydrocarbon which contains a bridged or fused ring, e.g., indene, etc.

(1) Note. Included herein is to be found the various types of turpentines, usualy a mixture of aplha and beta pinenes, diterpene, etc.

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