(under subclass 31) Processes in which a preform member or a portion thereof becomes embedded in or united to the molded material and remains to form a structural part of the product.
(1) Note. Embedded elements which serve solely as reinforcement and have no other structural purpose are not considered proper for this subclass but are placed according to the molding operations.
SEE OR SEARCH THIS CLASS, SUBCLASS:
271, for processes of shaping material around a preform to surround or embed said preform.
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52, Static Structures (e.g., Buildings), for processes in which structural elements which make up an exterior portion of the final construction are used to retain the molding material and remain in place after the molding operation. Pipes or tubes embedded in the molding material are considered proper for Class 264.
249, Static Molds, 83+, for molding apparatus for uniting a preform with fluent material.
