(19)

(11)

EP 1 781 844 A2

(12)

(88) Date of publication A3: 21.12.2006 (43) Date of publication: 09.05.2007 Bulletin 2007/19 (21) Application number: 05772081.5 (22) Date of filing: 18.07.2005

(51) International Patent Classification (IPC):  D01D 5/08(2006.01) (86) International application number: PCT/US2005/025268 (87) International publication number: WO 2006/020109 (23.02.2006 Gazette 2006/08)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR Designated Extension States: AL BA HR MK YU (30) Priority: 16.07.2004 US 588328 P (71) Applicant: HILLS, INC. W.Melbourne, FL 32904 (US)	(72) Inventors: HAGEWOOD, John Indialantic, FL 32903 (US) WILKIE, Arnold, E. Merrit Island, FL 32952 (US) (74) Representative: Verscht, Thomas Kurt Albert et al Agnesstrasse 64 80797 München 80797 München (DE)