US PATENT SUBCLASS 264 / 78
WITH INCORPORATING DYE SUSCEPTIBLE MATERIAL OR DYEING WORKPIECE


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

78WITH INCORPORATING DYE SUSCEPTIBLE MATERIAL OR DYEING WORKPIECE


DEFINITION

Classification: 264/78

(under the class definition) Processes which include the step of (1) dyeing an article or workpiece or (2) incorporating a dye susceptible ingredient in the molding material.

(1) Note. The dye susceptible ingredient incorporated into the molding material is not in itself a colored ingredient or a dye, per se, but is capable of subsequent treatment or reaction to form a colored body, (e.g., vat or leuco dyes, mordants, etc.).

(2) Note. This subclass includes processes in which a dye susceptible material is incorporated into a spinning solution which is then spun or extruded into a coagulating bath which contains a reactant for the dye susceptible material to produce the color, even if the reactant is the only specific ingredient of the bath which is named.

SEE OR SEARCH THIS CLASS, SUBCLASS:

73+, for processes in which a random variegated effect is achieved during the molding or shaping operation.

132, for processes including the step of applying an indicia or design to the shaped article.

245+, for producing composite structure with multicolored surface. SEE OR SEARCH CLASS

8, Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers, particularly

154, 489 and 497 and see the notes and search notes thereto. See also the main definitions to this Class 264, section II, A 2. For weighting or mordanting of materials classified therein, see Class 8, subclass 443. Processes which include a nominal or broadly recited molding step combined with the step of dyeing the formed or coagulated filament are provided for in Class 8.