US PATENT SUBCLASS 108 / 157.14
.~.~ Formed from folded semi-rigid material (e.g., cardboard, fibrous paper material, etc.)

Current as of: June, 1999
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108 /   HD   HORIZONTALLY SUPPORTED PLANAR SURFACES

153.1  DF  WITH SEPARABLE COMPONENTS {7}
157.1  DF  .~ Surface separable from support entity {12}
157.14.~.~ Formed from folded semi-rigid material (e.g., cardboard, fibrous paper material, etc.)

DEFINITION

Classification: 108/157.14

Formed from folded semi-rigid material (e.g., cardboard, fibrous paper material, etc.):

(under subclass 157.1) Device wherein the device is made from a folded sheet of material having a degree of rigidity which is only rigid enough to support the device in an upright position.