(19)

(11)

EP 0 934 212 A1

(12)

(43) Date of publication: 11.08.1999 Bulletin 1999/32 (21) Application number: 97944594.0 (22) Date of filing: 30.09.1997

(51) International Patent Classification (IPC):  B65D 71/ 48( . ) (86) International application number: PCT/US1997/017672 (87) International publication number: WO 1998/014388 (09.04.1998 Gazette 1998/14)

(84) Designated Contracting States: AT BE CH DE DK ES FI FR GB GR IE IT LI NL PT SE (30) Priority: 30.09.1996 GB 19960020479 (71) Applicant: THE MEAD CORPORATION Dayton Ohio 45463 (US)	(72) Inventors: GARNIER, Jean-Michel F-36100 Issoudun (FR) AUCLAIR, Jean-Michel F-36100 Châteauroux (FR) (74) Representative: Hepworth, John Malcolm, et al  Hepworth Lawrence Bryer & Bizley Bloxam Court Corporation Street Rugby, Warwickshire CV21 2DU Rugby, Warwickshire CV21 2DU (GB)