US PATENT SUBCLASS 156 / 208
.~.~.~.~.~ Treating material of corrugated lamina or dry adhesive thereon to render tacky

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}
196  DF  .~.~ With permanent bending or reshaping or surface deformation of self sustaining lamina {11}
199  DF  .~.~.~ Running or continuous length work {4}
205  DF  .~.~.~.~ Transverse corrugating {3}
208.~.~.~.~.~ Treating material of corrugated lamina or dry adhesive thereon to render tacky

DEFINITION

Classification: 156/208

(under subclass 205) Processes in which the corrugated lamina is of incipient adhesiveness or has a dry adhesive thereon and the lamina is physically or chemically treated other than by the application of an adhesive material to cause the surface of the lamina or dry adhesive coating thereon to become tacky or sticky.

SEE OR SEARCH THIS CLASS, SUBCLASS:

305, for processes of applying a solvent or chemical activating agent to an assembly of laminae.

306.3, for processes of autogenous bonding.