(19)
(11) EP 2 170 110 A2

(12)

(88) Date of publication A3:
24.09.2009

(43) Date of publication:
07.04.2010 Bulletin 2010/14

(21) Application number: 08826746.3

(22) Date of filing: 31.07.2008
(51) International Patent Classification (IPC): 
A24D 3/08(2006.01)
A24D 3/16(2006.01)
(86) International application number:
PCT/IB2008/002793
(87) International publication number:
WO 2009/016513 (05.02.2009 Gazette 2009/06)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR
Designated Extension States:
AL BA MK RS

(30) Priority: 01.08.2007 US 953296 P

(71) Applicant: Philip Morris Products S.A.
2000 Neuchâtel (CH)

(72) Inventors:
  • XUE, Lixin L.
    Midlothian, Virginia 23112 (US)
  • PARRISH, Milton
    Midlothian, Virginia 23113 (US)
  • GEDEVANISHVILI, Shalva
    Richmond, Virginia 23229 (US)
  • YANG, Szu-Sung
    Midlothian, Virginia 23112 (US)

(74) Representative: Millburn, Julie Elizabeth 
Reddie & Grose 16 Theobalds Road
London WC1X 8PL
London WC1X 8PL (GB)

   


(54) DEGRADABLE CIGARETTE FILTERS