US PATENT SUBCLASS 101 / 465
.~.~ Making plate surface portions ink repellent or ink receptive

Current as of: June, 1999
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101 /   HD   PRINTING

130  DF  PLANOGRAPHIC {8}
463.1  DF  .~ Lithographic plate making, and processes of making or using copy elements, and elements per se {3}
465.~.~ Making plate surface portions ink repellent or ink receptive {1}
466  DF  .~.~.~> Ink receptive {1}

DEFINITION

Classification: 101/465

(under subclass 463.1) Process of manufacture wherein a printing surface is treated to modify a selected (particular) surface portion thereof to cause it to either (A) repel water and aliphatic hydrocarbons; (B) receive inks whether greasy, nonoily or nonoleoresinous; or (C) both to repel water and aliphatic hydrocarbons and to receive greasy, nonoily or nonoleoresinous inks.

(1) Note. This subclass and its indents are restricted to patents for making printing plates which depend upon re-inking to make multiple copies therefrom.

SEE OR SEARCH THIS CLASS, SUBCLASS:

468, for methods of printing without re-inking to produce multiple copies.