US PATENT SUBCLASS 264 / 177.11
.~.~.~ Nonresinous material only (e.g., ceramic, soap, cellulose, glue, etc.)

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}
177.1  DF  .~.~ To produce particular cross section (e.g., noncircular, etc.) {6}
177.11.~.~.~ Nonresinous material only (e.g., ceramic, soap, cellulose, glue, etc.)

DEFINITION

Classification: 264/177.11

Nonresinous material only (e.g., ceramic, soap cellulose, glue, etc.):

(under subclass 177.1) Processes wherein the material being processed is other than a natural or a synthetic resin, e.g., ceramic material soap, cellulose, glue, etc.

(1) Note. This subclass is not intended to include synthetic resins which meet the definition of Class 520.

(2) Note. A process for extruding a nonresionus material wherein a resin binder is employed conventionally as an auxiliary agent is considered proper for this subclass.