Method of packaging meat

Claim 1

IN THE METHOD OF PACKAGING MEAT, THE STEPS COMPRISING ENCASING A SEMI-RIGID TRANSPARENT PLASTIC SHEET IN AN ENVELOPE OF TRANSPARENT FLEXIBLE AND RELATIVELY GASPERMEABLE PLASTIC FILM, SAID SEMI-RIGID PLASTIC SHEET HAVING A MULTIPLICITY OF PERFORATIONS SPACED ABOUT THE MAJOR PORTION THEREOF AND BEING INCISED AT ITS CORNERS FOR FORMATION INTO A TRAY FOR RECEIVING MEAT; FOLDING SAID PLASTIC SHEET AND FILM TO PROVIDE A TRAY HAVING A BOTTOM WALL AND UPSTANDING SIDE AND END WALLS, SAID ENVELOPE PROVIDING PLASTIC POCKETS OF AIR IN SAID TRAY AT THE PERFORASHEET TO PROVIDE POCKETS OF AIR IN SAID TRAY AT THE PERFORATIONS; PLACING MEAT INTO SAID TRY; AND PROVIDING A COVER OF TRANSPARENT PLASTIC FILM OVER SAID MEAT AND TRAY TO ENCLOSE SAID MEAT AND PROVIDE A PACKAGE CHARACTERIZED BY SUBSTANTIAL FREEDOM FROM DISCOLORATION OF THE MEAT FOR EXTENDED PERIODS OF TIME.