Foldable Wall Extension (e.g., Closure Flap) Patents (Class 229/126)
- Including a sealing web formed by partial delamination of a wall extension (Class 229/133)
- Including embossing or scoring to enhance the bond (Class 229/134)
- Including means to restrain inward movement of inner extension during bonding (Class 229/135)
- Extensions bonded by means of a cohesive or pressure sensitive type adhesive (Class 229/136)
- Extensions of adjacent box walls hingedly attached together (Class 229/137)
- Two or more extensions include a depending flange or tab (Class 229/142)
- Flange connected to two box walls by a foldable web (Class 229/144)
- Plural flanges interconnected to form a skirt (Class 229/145)
- Flange or tab folded to extend along two or more box walls (Class 229/147)
- Flange or tab includes slit or aperture to receive a projection from a box wall (Class 229/148)
- Flange or tab extends through opening in box material (Class 229/149)
- Flange or tab extends between two layers of box material (Class 229/151)
- Flange or tab extends into box interior (Class 229/152)
- Extension includes two or more depending flanges or tabs (Class 229/154)