Preventing edge wicking in paperboard cartons

Claim 1

THE METHOD OF PREVENTING WICKING THROUGH THE GLUE FLAP OF A TUBULAR CARTON FROM THE CUT EDGES THEREOF, THE CARTON INCLUDING SIDE AND END WALLS HINGEDLY CONNECTED TOGETHER IN SERIES ALONG PARALLEL FOLD LINES, AND A GLUE FLAP HINGEDLY CONNECTED TO A WALL AT ONE END OF THE SERIES AND ADAPTED TO BE SECURED IN OVERLAPPING RELATION WITH THE WALL AT THE OTHER END OF SAID SERIES BY FOLDING THE CARTON ALONG ALTERNATE FOLD LINES BETWEEN SAID WALLS, THE METHOD INCLUDING THE STEPS OF APPLYING A RELEASE AGENT WHICH IS RESISTANT TO ADHESIVE TO THE INNER SURFACE OF THE CARTON WALLS OVER WHICH THE GLUE FLAP FOLDS, APPLYING AN EXCESS OF ADHESIVE TO THE PORTION OF THE WALL AT THE OTHER END OF THE SERIES WHICH FOLDS INTO OVERLAPPING RELATION WITH THE GLUE FLAP, FOLDING THE CARTON TO POSITION THE GLUE FLAP OVER THE AREA COATED WITH RELEASE AGENT FOLDING THE ADHESIVE COATED WALL OVER THE GLUE FLAP, AND APPLYING SEALING PRESSURE TO THE OVERLAPPED BLANK ENDS, THEREBY FORCING A PORTION OF THE ADHESIVE BEYOND THE CUT EDGE OF THE GLUE FLAP AND AGAINST THE WALL SURFACE COATED WITH RELEASE AGENT.