US PATENT SUBCLASS 524 / 801
.~.~.~ Process of preparing water-in-oil emulsion or dispersion, or product thereof

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}
800  DF  .~.~ Preparation of intentional or desired composition by formation of solid polymer or SICP in the presence of water as a designated nonreactant material (DNRM), or products thereof {10}
801.~.~.~ Process of preparing water-in-oil emulsion or dispersion, or product thereof

DEFINITION

Classification: 524/801

Process of preparing water-in-oil emulsion or dispersion or product thereof:

(under subclass 800) Subject matter wherein the process of forming a solid polymer or SICP in the presence of water results in the formation of a water-in-oil emulsion or dispersion or products thereof.

SEE OR SEARCH CLASS

516, Colloid Systems and Wetting Agents; Subcombinations

Thereof; Processes of Making, Stabilizing, Breaking, or Inhibiting,

21+, for primarily organic continuous liquid phase colloid systems with discontinuous phase primarily inorganic liquid (e.g., water-in-oil emulsions or dispersions) or agents for such systems or making or stabilizing such systems or agents, when generically claimed or when there is no hierarchically superior provision in the USPC for the specifically claimed art.