Carton having economical opening construction

Claim 1

A CARTON FORMED FROM A CUT AND SCORED BLANK OF FOLDABLE PAPERBOARD, COMPRISING: (A) HINGEDLY INTERCONNECTED FRONT, BOTTOM AND REAR WALLS, AND END CLOSURED HINGED TO THE OPPOSITE ENDS OF THE WALLS FORMING A TRAY OPEN AT THE TOP; (B) A CLOSURE FOR THE OPEN TOP OF THE TRAY INCLUDING A TOP WALL HINGED AT ITS REAR EDGE TO THE TRAY, AND FRONT AND END PANELS HINGED TO THE FRONT AND OPPO-SITE END EDGES OF THE TOP WALL AND FOLDED SUBSTANTIALLY NORMAL THERETO AND HELD TOGETHER FORMING A HOOD THAT OVERLAPS THE UPPER PORTION OF THE TRAY; (C) SEPARABLE LOCKING MEANS FORMED BETWEEN OVERLAPPING PORTIONS OF THE TRAY AND HOOD INCLUDING A TEAR STRIP DEFINED IN THE HOOD FRONT PANEL BY A WEAKENED LINE OF TEAR AND BONDED TO THE TRAY FRONT WALL; (D) SAID BOND BETWEEN THE TEAR STRIP AND TRAY FRONT WALL BEING CONFINED TO AN ELONGATED PATTERN ALONG THE STRIP, WHEREIN THE TEAR STRIP CAN BE READILY SEPARATED FROM BOTH THE TRAY AND THE HOOD FOR OPENING THE CARTON; (E) THE TEAR STRIP BEING SPACED SUBSTANTIALLY EQUIDISTANTLY FROM THE OPPOSITE ENDS OF THE HOOD FRONT PANEL AND BEING DISPOSED IMMEDIATELY ADJACENT THE FREE LOWER EDGE OF THE HOOD FRONT PANEL TO LEAVE A GAP IN SAID PANEL AT SAID FREE EDGE AFTER REMOVAL OF THE TEAR STRIP; (F) THE HOOD FRONT PANEL ADJACENT ONE END EXTREMITY OF THE TEAR STRIP BEING CUT AWAY TO EXPOSE SAID END EXTREMITY OF THE TEAR STRIP FOR EASY INITIAL GRIPPING THEREOF FOR OPENING THE CARTON; (G) THE HOOD HAVING NO BONDED CONNECTION TO THE TRAY OTHER THAN AT THE TEAR STRIP.