US PATENT SUBCLASS 264 / 219
WITH STEP OF MAKING MOLD OR MOLD SHAPING, PER SE


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

219WITH STEP OF MAKING MOLD OR MOLD SHAPING, PER SE {1}
220  DF  .~> Utilizing surface to be reproduced as an impression pattern {4}


DEFINITION

Classification: 264/219

(under the class definition) Processes which include the step of producing (1) a shaping or molding device either as a, per se, operation by a method within the definitions of this class or (2) in combination with a step of employing said shaping or molding device in the production of a molded product by a process classifiable in this class in which latter instance the molding or shaping device may be formed by methods provided for elsewhere.

(1) Note. Patents reciting merely the application or formation of mold linings on molding surfaces are not within the scope of this subclass and are classified on some other bases.

(2) Note. Patents reciting processes for manufacturing or assembling molds not specifically provided for herein are classified in various other classes depending on the specific manufacturing step employed, e.g., Class 29, Metal Working, Class 156, Adhesive Bonding and Miscellaneous Chemical Manufacture, etc.

SEE OR SEARCH THIS CLASS, SUBCLASS:

31+, for processes of erecting molds and casting structural installations in situ.

337+, for processes which employ specific mold materials or specific mold coatings or linings.

SEE OR SEARCH CLASS 164, Metal Founding,

6+, for processes of making molds under the class definition.

205, Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions,

69, and 70 for processes of electroforming printing plates, molds and the like.