Ripping opener for a container

Claim 1

A TUBULAR CONTAINER HAVING A SUBSTANTIALLY RIGID BODY AND END CLOSURE CAPS SECURED TO EACH END OF THE BODY, SAID BODY HAVING A LINER PLY FORMED OF A LAMINATE OF LAYERS OF A FLUID-IMPERVIOUS FILM AND PAPER, THE LINER PLY BEING HELICALLY WOUND WITH THE MARGINAL EDGE PORTIONS OF ADJACENT CONVOLUTIONS OF THE LINER PLY BEING ADHESIVELY SEALED TOGETHER WITH THE FLUID-IMPERVIOUS LAYERS OF THE RESPECTIVE CONVOLUTIONS FACING TOWARD EACH OTHER TO FORM A LINER PLY SEAM, AT LEAST ONE PLY OF BODY STOCK HELICALLY WOUND INTO TUBULAR FORM WITH SAID LINER PLY SEAM EXTENDING BETWEEN AND BEYOND THE RESPECTIVE SIDE EDGES OF ADJACENT CONVOLUTIONS TO DEFINE A BODY STOCK SEAM AND SAID LINER PLY SEAM BEING FOLDED BACK AGAINST AN ADJACENT OUTER SURFACE MARGINAL PORTION OF ONE CONVOLUTION OF THE BODY STOCK SO THAT THE PAPER LAYER OF ONE FOLDED BACK MARGINAL PORTION OF LINER PLY DEFINING THE LINER PLY SEAM FACES AGAINST THE MARGINAL PORTION OF THE BODY STOCK AND THE PAPER LAYER OF THE OTHER BACK MARGINAL PORTION OF LINER PLY DEFINING THE PLY SEAM FACES AWAY FROM THE BODY STOCK ON THE OUTSIDE OF THE FOLD, SAID LINER PLY AND BODY STOCK BEING SO ARRANGED THAT THE PAPER LAYER ADJOINS AND LINES THE INSIDE SURFACE OF THE BODY STOCK AND THE FLUIDIMPERVIOUS LAYER FACES AWAY FROM THE BODY STOCK, A LABEL PLY HELICALLY WOUND ABOTU AND ADJOINING THE OUTER SURFACE OF THE BODY STOCK AND SAID FOLDED BACK SEAM ALONG THE PAPER LAYER OF THE FOLDED BACK MARGINAL PORTION ON THE OUTSIDE OF THE SEAM, AND A SCORE CUT IN SAID LABLE PLY ALONG A PORTION THEREOF WHICH SUBSTANTIALLY OVERLIES THE BODY PLY SEAM TO EASE STRIPPING OF SAID LABEL PLY FROM THE BODY STOCK, WHEREBY SAID STRIPPING CAUSES THE FOLDED BACK SEAM TO BE STRIPPED WITH THE LABEL AND THEREBY INITIATE TEARING OF THE LINER PLY AT THE BODY PLY SEAM SO AS TO OPEN THE INSIDE OF THE CONTAINER ALONG THE BODY PLY SEAM.