US PATENT SUBCLASS 164 / 2
.~ Printing plate (e.g., stereotype, etc.) forming


Current as of: June, 1999
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164 /   HD   METAL FOUNDING

1  DF  PROCESS {6}
2.~ Printing plate (e.g., stereotype, etc.) forming {1}
3  DF  .~.~> Utilizing pressure application


DEFINITION

Classification: 164/2

(under subclass 1) Process directed to forming a surface capable of conveying intelligence or a design by reproducing in printed form.

(1) Note. Included herein is the combination of forming the mat or matrix and casting of metal thereagainst to form a plate.

(2) Note. The step of applying a backup member to a preformed printing plate is not considered forming a printing plate to be incorporated herein. This operation is found in the composite article forming area, i.e., subclasses 91+.

SEE OR SEARCH THIS CLASS, SUBCLASS:

91+, for processes of producing composite printing plates by casting backup metal to a preformed printing surface.

SEE OR SEARCH CLASS

29, Metal Working, 21, for processes of finishing (cutting, grooving, etc.)

stereotype plates.

199, Type Casting, for processes of casting elements or bars of a printing form.

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

69, for processes of electroforming printing plates.

249, Static Molds, for static stereotype molds, particularly

138, for pivotable type stereotype molds.

409, Gear Cutting, Milling, or Planing,

309, for a planing operation performed on a concave surface such as a stereotype plate.