(under subclass 36) Processes directed to (1) altering the surface configuration only of the work by raising bosses or protuberances thereon or causing surface portions to be depressed below the plane surface of the work, or (2) forming or shaping the work into alternate ridges and grooves in wavelike shape.
(1) Note. The embossing or corrugating may occur simultaneously with the bonding step.
(2) Note. Transitory embossing or corrugating is within the scope of this subclass.
SEE OR SEARCH THIS CLASS, SUBCLASS:
93, for a process of forming a sheet including the step of corrugating, embossing or surface deforming the sheet.
106, for a process of corrugating or forming depressions in a glass sheet.
151, for embedding means on a roll which may function to emboss or corrugate glass in its soft state.
SEE OR SEARCH CLASS
101, Printing,
3.1+, for process and apparatus for embossing, per se.
156, Adhesive Bonding and Miscellaneous Chemical Manufacture, appropriate subclasses, particularly
205+, for a process of corrugating and subclasses 209 and 219+ for embossing processes combined with a laminating operation, and subclasses 342+ for corrugating processes, per se, and see and "Search Notes" under these subclasses for related searches.
