1
James L Sosler, Thomas P Hambleton: Barrier carton with reclosable pour spout. International Paper Company, Walt Thomas Zielinski, September 6, 1988: US04768703 (49 worldwide citation)

An open ended carton including a membrane liner and a cover having a peripherally depending flange which overlies a top end portion of the carton. A transverse score line in the cover and contiguous perforation lines in the flange divide the cover into first and second sections to provide a hinged p ...


2
Sosler James L, Hambleton Thomas P: Boite a bec verseur refermable, Barrier carton with reclosable pour spout. Sosler James L, International Paper Company, Hambleton Thomas P, GOWLING LAFLEUR HENDERSON, December 8, 1992: CA1311228

IP-3051 BARRIER CARTON WITH RECLOSABLE POUR SPOUT Abstract An open ended carton including a membrane liner and acover having a peripherally depending flange which overlies a topend portion of the carton. A transverse score line in the coverand contiguous perforation lines in the flange divide the co ...