US PATENT SUBCLASS 156 / 244.23
.~.~.~.~ Pretreatment

Current as of: June, 1999
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156 /   HD   ADHESIVE BONDING AND MISCELLANEOUS CHEMICAL MANUFACTURE

1  DF  METHODS {7}
60  DF  .~ Surface bonding and/or assembly therefor {93}
242  DF  .~.~ With lamina formation by molding or casting {4}
244.11  DF  .~.~.~ By extrusion {12}
244.23.~.~.~.~ Pretreatment

DEFINITION

Classification: 156/244.23

Pretreatment:

(under subclass 244.11) Processes including a treatment to prepare or adapt a lamina for the bonding step wherein mere heating is not sufficient.

(1) Note. Mere broad recitation of heating of a lamina to render adhesive is not sufficient; however, detailed heating steps for such, e.g., reciting conditions, degree of heating or treating segments only, etc.., is included.