US PATENT SUBCLASS 522 / 177
.~.~.~ Acrylonitrile or methacrylonitrile


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

Internet Version by PATENTEC © 1999      Terms of Use



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}
173  DF  .~.~ Processes of preparing a solid polymer from at least one nitrogen containing monomer; or compositions therefore {3}
177.~.~.~ Acrylonitrile or methacrylonitrile


DEFINITION

Classification: 522/177

Acrylonitrile or methacrylonitrile:

(under subclass 173) Subject matter wherein the nitrogen reactant is acrylonitrile or methacrylonitrile.