Combined frozen food package and cooking container

Claim 1

A PACKAGE OF FROZEN PERISHABLE FOOD COMPRISING A CONTAINER AND A FROZEN FOOD PRODUCT STORED AND ADAPTED TO BE COOKED THEREIN, SAID CONTAINER COMPRISING FLEXIBLE UPPER AND LOWER SHEETS OF PAPER-METAL FOIL LAPPED AT THEIR BORDER PORTIONS, THE INNER PLY IN EACH OF SAID SHEETS BEING PAPER COATED WITH A THERMOPLASTIC POLYETHYLENE RESIN AND THE SHEETS BEING JOINED AT THEIR BORDER PORTIONS BY SAID RESIN, SAID RESIN BEING SUFFICIENTLY STABLE AND ADHESIVE AT COOKING TEMPERATURES AS TO PRESERVE THE JUNCTION OF SAID SHEETS AT SAID BORDER PORTIONS UPON EXPOSURE OF THE CONTAINER TO COOKING TEMPERATURES, THE UPPER SHEET HAVING A TEAR STRIP DEFINED BY LINES OF PERFORATION EXTENDING THERETHROUGH, EACH LINE OF PERFORATION CONSISTING OF ALIGNED PERFORATIONS SEPARATED BY UNCUT PORTIONS OF PAPER-METAL FOIL, THE OUTLINE OF SAID TEAR STRIP BEING LOCATED WITHIN THE BORDERS OF SAID FOOD PRODUCT, A TAB PORTION IN SAID TEAR STRIP DEFINED BY A FIRST STRAIGHT LINE OF PERFORATION, A PAIR OF PARALLEL LINES OF PERFORATION NORMAL TO SAID STRAIGHT LINE AND SPACED FROM ONE ANOTHER BY A DISTANCE LESS THAN THE LENGTH OF SAID FIRST STRAIGHT LINE, AND LINES OF PERFORATION DIVERGING OUTWARDLY FROM THE TERMINALS OF SAID PARALLEL LINES IN THE DIRECTION OF THE TERMINALS OF SAID FIRST STRAIGHT LINE AND TERMINATING JUST SHORT OF SAID FIRST STRAIGHT LINE.