US PATENT SUBCLASS 430 / 162
.~.~.~.~ Including overlayer or backing layer


Current as of: June, 1999
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430 /   HD   RADIATION IMAGERY CHEMISTRY: PROCESS, COMPOSITION, OR PRODUCT THEREOF

141  DF  DIAZO REPRODUCTION, PROCESS, COMPOSITION, OR PRODUCT {7}
154  DF  .~ Composition or product which contains radiation sensitive compound having moiety of nitrogen double or triple bonded directly to nitrogen other than chromophore moiety, e.g., triazene containing product, etc., process of making, and composition or product used to finish or develop a diazo reproduction {3}
155  DF  .~.~ Product with at least two named layers {5}
157  DF  .~.~.~ Diazonium compound containing layer {3}
162.~.~.~.~ Including overlayer or backing layer


DEFINITION

Classification: 430/162

Including overlayer or backing layer:

(under subclass 157) Products having a layer or coating upon the radiation-sensitive layer, or a layer or coating on the side of the base or support opposite the side having the radiation-sensitive layer.