Carton and carton blank

1. A package comprising a carton and two or more articles received in the carton, the carton comprising a top panel, first and second side panels and a bottom panel, the top panel being disposed on top of the two or more articles, the bottom panel being disposed under the two or more articles, the two or more articles including at least one window article, the carton comprising at least one display window in which the at least one window article is displayed, the at least one display window being struck at least in part from at least one of the side panels, the at least one display window is interrupted by a retention strap that engages the at least one window article, the at least one display window being divided by the retention strap into top and bottom portions such that the top portion extends from the retention strap to reach the top panel and exposes to view an upper portion of the at least one window article, wherein the bottom portion of the at least one display window is defined at least in part by two window tabs hinged to the at least one of the side panels by two weakened lines respectively, the two weakened lines being disposed spaced apart from each other to define therebetween the bottom portion of the at least one display window, the two window tabs being folded inwardly about the two weakened lines into the carton such that the two window tabs are visible through the at least one display window when the at least one window article is displayed in the at least one display window, wherein the retention strap engages at least the upper portion of the window article beneath a flange or protrusion provided by a closure element of the window article.

2. The package according to claim 1 wherein the top portion of the at least one display window extends into the top panel.

3. The package according to claim 2 wherein the top portion of the at least one display window is disposed across a fold line between the top panel and the at least one of the side panels.

4. The package according to claim 1 wherein each of the two window tabs has an end edge, the end edges of the two window tabs at least in part meet each other along a cutline when the carton is in a blank form, such that upper edges of the two window tabs are continuous when the carton is in the blank form.

5. The package according to claim 4 wherein the cutline intersects with the upper edges of the two window tabs when the carton is in the blank form.

6. The package according to claim 4 wherein the upper edges extend continuously between the two weakened lines.

7. The package according to claim 1 wherein each of the two weakened lines is non-linear.

8. The package according to claim 1 wherein the at least one window article is shaped with a neck, the neck of the at least one window article is visible through the bottom portion when the at least one window article is displayed in the at least one display window.

9. The package according to claim 8 wherein the two window tabs are disposed on opposite sides of the neck and are visible through the bottom portion when the at least one window article is displayed in the at least one display window.

10. A blank for forming a carton, the blank comprising a top panel, a bottom panel, a side panel connecting between the top and bottom panels, and a display window struck at least in part from the side panel, the display window being interrupted by a retention strap such that the display window is divided into top and bottom portions wherein the top portion extends from the retention strap to reach the top panel, wherein the bottom portion is defined at least in part by two window tabs which are connected to the side panel by two weakened lines respectively, the two weakened lines being disposed spaced apart from each other to define therebetween the bottom portion, the two window tabs being foldable about the two weakened lines into the carton such that the two window tabs, when the carton is erected, are visible through the display window when a window article is displayed in the display window, wherein the blank is configured such that, when the carton is erected, the retention strap engages at least an upper portion of the window article beneath a flange or protrusion provided by a closure element of the window article.

11. The blank according to claim 10 wherein the top portion of the at least one display window extends into the top panel.

12. The blank according to claim 11 wherein the top portion of the at least one display window is disposed across a fold line between the top panel and the at least one of the side panels.

13. The blank according to claim 10 wherein each of the two window tabs has an end edge, the end edges of the two window tabs at least in part meet each other along a cutline such that upper edges of the two window tabs are continuous.

14. The blank according to claim 13 wherein the cutline intersects with the upper edges of the two window tabs.

15. The blank according to claim 13 wherein the upper edges extend continuously between the two weakened lines.

16. The blank according to claim 10 wherein each of the two weakened lines is non-linear.

17. A carton comprising a top panel, first and second side panels, a bottom panel, and at least one display window for displaying at least one article to be contained in the carton, the at least one display window being struck at least in part from at least one of the side panels, the at least one display window is interrupted by a retention strap for engaging at least one article to be contained in the carton, the at least one display window being divided by the retention strap into top and bottom portions such that the top portion extends from the retention strap to reach the top panel, wherein the bottom portion of the at least one display window is defined at least in part by two window tabs hinged to the at least one of the side panels by two weakened lines respectively, the two weakened lines being disposed spaced apart from each other to define therebetween the bottom portion of the at least one display window, the two window tabs being folded inwardly about the two weakened lines into the carton such that the two window tabs are visible through the at least one display window when the at least one window article is in the at least one display window, wherein the retention strap engages at least an upper portion of the window article beneath a flange or protrusion provided by a closure element of the window article.

18. The carton according to claim 17 wherein the top portion of the at least one display window extends into the top panel.

19. The carton according to claim 18 wherein the top portion of the at least one display window is disposed across a fold line between the top panel and the at least one of the side panels.