US PATENT SUBCLASS 264 / 199
.~.~.~.~.~.~ Cupro ammonium cellulose

Current as of: June, 1999
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264 /   HD   PLASTIC AND NONMETALLIC ARTICLE SHAPING OR TREATING: PROCESSES

165  DF  FORMING CONTINUOUS OR INDEFINITE LENGTH WORK {8}
176.1  DF  .~ Shaping by extrusion {11}
178 R  DF  .~.~ Into a liquid bath {6}
183  DF  .~.~.~ Reactive bath {4}
186  DF  .~.~.~.~ Carbohydrate containing extrudant {1}
187  DF  .~.~.~.~.~ Cellulose derivatives {3}
199.~.~.~.~.~.~ Cupro ammonium cellulose

DEFINITION

Classification: 264/199

(under subclass 188) Processes wherein the cellulose derivative is cupro-ammonium cellulose.

SEE OR SEARCH CLASS

106, Compositions: Coating or Plastic,

167.01, for cuprammonium cellulose compositions.