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EP 2 566 357 A1

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(43) Date of publication: 13.03.2013 Bulletin 2013/11 (21) Application number: 11724076.2 (22) Date of filing: 06.05.2011

(51) International Patent Classification (IPC):  A24D 3/04(2006.01) A24D 3/06(2006.01) (86) International application number: PCT/US2011/035502 (87) International publication number: WO 2011/140430 (10.11.2011 Gazette 2011/45)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR (30) Priority: 07.05.2010 US 775892 (71) Applicant: R. J. Reynolds Tobacco Company Winston-Salem, NC 27101-3804 (US)

(72) Inventors: CARPENTER, Carolyn, Rierson Lewisville North Carolina 27023 (US) REASOR, Barbara, A. Winston-Salem North Carolina 27103 (US) BEARD, Kenneth, Allen Lexington North Carolina 27295 (US) GRIMES, Chris, J. High Point North Carolina 27262 (US) DUNLAP, Sharon, Pitts Walnut Cove North Carolina 27052 (US) HOLLAND, Andrea Charlotte North Carolina 28262 (US) (74) Representative: Hoeger, Stellrecht & Partner Patentanwälte  Uhlandstrasse 14c 70182 Stuttgart 70182 Stuttgart (DE)