(19)

(11)

EP 1 723 219 A1

(12)

(43) Date of publication: 22.11.2006 Bulletin 2006/47 (21) Application number: 05705556.8 (22) Date of filing: 12.01.2005

(51) International Patent Classification (IPC):  C10L 5/36(2006.01) (86) International application number: PCT/US2005/000954 (87) International publication number: WO 2005/073350 (11.08.2005 Gazette 2005/32)

(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 MC NL PL PT RO SE SI SK TR (30) Priority: 28.01.2004 US 766219 22.07.2004 US 590151 P (71) Applicant: Stephens & Company, LLC Glen Allen VA 23059 (US)	(72) Inventor: STEPHENS, Michael, W. Glen Allen, VA 23059 (US) (74) Representative: Wilson Gunn  5th Floor Blackfriars House The Parsonage Manchester M3 2JA Manchester M3 2JA (GB)