US PATENT SUBCLASS 524 / 856
.~.~.~.~ Contains two or more ethylenic unsaturated groups

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}
849  DF  .~.~ Solid polymer from ethylenic monomer only, said polymer formed in the presence of a nonreactant material {4}
855  DF  .~.~.~ From unsaturated hydrocarbon monomer solely {1}
856.~.~.~.~ Contains two or more ethylenic unsaturated groups

DEFINITION

Classification: 524/856

Contains two or more ethylenic unsaturated groups:

(under subclass 855) Subject matter wherein at least one monomer has two or more ethylenically unsaturated groups.