Abstract: A bag for enclosing an object having a top face, a bottom face and a side panel. The side panel has a first fold line attached to the top face and a second fold line attached to the bottom face, wherein the side panel has a third fold line defining a first area and a second area and wherein the first area defines a trapezoid. In other embodiments, the first area may be a rectangle, a five sided area defined by a rectangle and either a trapezoid or a rounded gusset area. In addition there is disclosed a bag that is convertible into an eating surface. The convertible bag has a top face and a bottom face with each having a first edge and a second edge. A pair of side panels are attached to the side panels along the first and second edges so that they extend substantially perpendicular with respect to the top and bottom faces.

Abstract: A clamshell type carton is provided with a cut along the hinge score line connecting the upper cover and lower tray portions. A second cut is placed in the back panel of the carton, above or below the hinge score line cut, wherein the second cut is a continuous curve having a first end point located in the back panel and a second end point intersecting the cut along the hinge score line. The second cut is utilized to facilitate the easy opening and closing of the carton without buckling occurring in the back panel in the region of the hinge score line.

Abstract: A clamshell type carton is provided with a cut along the hinge score line connecting the upper cover and lower tray portions. Either a second cut in the back panel of the carton, above or below the hinge score line cut, or a cut-out slot encompassing the hinge score line cut, is utilized to facilitate the easy opening and closing of the carton without buckling occurring in the back panel in the region of the hinge score line.

Abstract: A paperboard clamshell carton includes a tray and a cover, hingedly connected and latched in the closed position by cooperating latching members. Detents, extending forwardly from adjacent the upper corners of the front wall of the tray, and detent engaging slots and tabs in the cover, located adjacent the lower corners of the front wall of the cover, releasably engage when the cover is folded shut over the tray. The forwardly extending detents are of double thickness, being formed by overlapped extensions of the glue flaps and side walls of the tray.