(19)
(11) EP 1 572 442 A2

(12)

(88) Date of publication A3:
23.12.2004

(43) Date of publication:
14.09.2005 Bulletin 2005/37

(21) Application number: 03778074.9

(22) Date of filing: 31.10.2003
(51) International Patent Classification (IPC)7B31B 49/04
(86) International application number:
PCT/US2003/034882
(87) International publication number:
WO 2004/041660 (21.05.2004 Gazette 2004/21)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR
Designated Extension States:
AL LT LV MK

(30) Priority: 01.11.2002 US 422995 P

(71) Applicant: Amplas, Inc.
Wisconsin 54307 (US)

(72) Inventors:
  • PANSIER, Donald, J.
    Green Bay, WI 54313 (US)
  • HOLTZ, Kurt, R.
    Green Bay, WI 54311 (US)
  • HATHAWAY, John, M.
    De Pere, WI 54115-9172 (US)
  • WINICKI, Greg, S.
    Maribel, WI 54227 (US)

(74) Representative: Sajda, Wolf E. et al
MEISSNER, BOLTE & PARTNER Postfach 86 06 24
81633 München
81633 München (DE)

   


(54) METHOD AND APPARATUS FOR PRODUCING VALVE BAGS