US PATENT SUBCLASS 112 / 422
.~.~ Non-planar uniform-thickness material

Current as of: June, 1999
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112 /   HD   SEWING

400  DF  PRODUCTS {2}
402  DF  .~ Sewn web or sheet {19}
422.~.~ Non-planar uniform-thickness material {3}
423  DF  .~.~.~> Bent flange or reverse fold at edge {2}
427  DF  .~.~.~> Pleated, tucked, or shirred
428  DF  .~.~.~> Plural components

DEFINITION

Classification: 112/422

(under subclass 402) Product wherein a web sheet or component of uniform-thickness material has its nonthickness surfaces* defined by other than two parallel planes.

SEE OR SEARCH THIS CLASS, SUBCLASS:

414, for a similar product including an elastic strand or component.

417, for a similar product including a strip, strand or strand portion enclosed between layers or components.

418, for a product including a nonplanar strip sewn in or over a seam or over an edge of a web, sheet or component.

420, for a product wherein the nonplanar component is a cover for a fibrous or particulate layer.

SEE OR SEARCH CLASS 428, Stock Material or Miscellaneous Articles,

174+, for similar nonsewn stock material.