Dispensing carton with reclosable pour spout

Claim 1

A CONTAINER BLANK COMPRISING A GENERALLY RECTANGULAR SHEET HAVING GENERALLY PARALLEL OPPOSED FREE SIDE EDGES AND BEING PROVIDED WITH LONGITUDINALLY EXTENDING SCORE LINES DIVIDING THE CENTRAL PORTION OF THE SHEET INTO SERIES OF ADJACENT GENERALLY RECTANGULAR MAIN BODY PANELS, TRANSVERSE SCORE LINES ADJACENT TO THE OPPOSITE ENDS OF THE SHEET PROVIDING, IN COOPERATION WITH THE LONGITUDINAL SCORE LINES, END CLOSURE PANELS AT EACH END OF THE MAIN BODY PANELS, THE TRANSVERSE SCORE LINES AT THE UPPER END OF THE BLANK BEING OFFSET AT THE MAIN BODY PANELS, ONE SPOUT END PANEL AT THE UPPER END OF THE SHEET BEING PROVIDED WITH UPWARDLY CONVERGENT SCORE LINES EXTENDING FROM THE RESPECTIVE UPPER CORNERS OF THE MAIN BODY PANEL AND INTERSECTING AT THE UPPER EDGE OF SAID SPOUT END PANEL, A PULL TAB MEMBER JOINED TO SAID SPOUT END PANEL BY A TRANSVERSE LINE OF WEAKNESS, SAID LINE OF WEAKNESS FORMING A PORTION OF THE UPPER EDGE OF SAID SPOUT END PANEL, SAID PULL TAB MEMBER HAVING A LONGITUDINAL SIDE EDGE AND A DIAGONAL SIDE EDGE ALIGNED WITH ONE OF SAID SPOUT END PANEL DIAGONAL SCORES, A TRANSVERSE CUT, A LONGITUDINAL SCORE SPACED FROM THE LONGITUDINAL SIDE EDGE AND WITH SAID EDGE AND SAID CUT DEFINING A PULL PANEL, A DIAGONAL SCORE ALIGNED WITH THE OTHER OF SAID SPOUT END DIAGONAL SCORES AND WITH SAID DIAGONAL EDGE DEFINING A TRIANGULAR GLUE PANEL HAVING ITS APEX AT THE TOP EDGE OF SAID SPOUT END PANEL AND SPACED FROM THE PULL PANEL BY A GENERALLY TRAPEZOIDAL PANEL, THE TWO END PANELS ADJACENT TO THE SPOUT END PANEL WHEN THE BLANK IS FORMED INTO A CONTAINER HAVING DIAGONAL SCORE LINES ORIGINATING AT THE RESPECTIVE CORNERS OF THERI MAIN BODY PANELS WHICH ARE ADJACENT TO THE SPOUT END MAIN BODY PANEL WHEN SAID BLANK IS FORMED INTO A CONTAINER AND EXTENDING THEREFROM DIAGONALLY INWARDLY TOWARD THE CENTER OF THE RESPECTIVE TWO END PANELS, ONE OF SAID DIAGNAL SCORE LINES JOINING THE FREE EDGE OF ITS END PANEL TO DEFINE A TRIANGULAR CLOSURE MEMBER, THE OTHER END PANEL HAVING A TRANSVERSE LINE OF WEAKNESS ADJACENT TO THE FREE EDGE THEREOF AND WITH THE SECOND DIAGONAL SCORE LINE DEFINING A GENERALLY TRIANGULAR CLOSURE MEMBER AND A SEPARABLE GLUE TAB, THE LINE OF WEAKNESS OF SAID GENERALLY TRIANGULAR CLOSURE MEMBER BEING LONGER THAN ONE-HALF THE LENGTH OF THE FREE EDGE OF THE SPOUT END PANEL.