(19)

(11)

EP 1 009 670 A1

(12)

(43) Date of publication: 21.06.2000 Bulletin 2000/25 (21) Application number: 98940466.0 (22) Date of filing: 03.09.1998

(51) International Patent Classification (IPC)7: B65D 21/02, A45C 11/00 (86) International application number: PCT/GB9802/644 (87) International publication number: WO 9911/529 (11.03.1999 Gazette 1999/10)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE Designated Extension States: AL LT LV MK RO SI (30) Priority: 04.09.1997 GB 9718819 02.03.1998 US 84364 (71) Applicant: Hydron Limited Farnborough, Hants GU14 8EQ (GB)	(72) Inventor: FORTUNE, Sean, Patrick KnightsbridgeLondon SW1X 0LZ (GB) (74) Representative: Harding, Charles Thomas  D. Young & Co.21 New Fetter Lane London EC4A 1DA London EC4A 1DA (GB)