(19)

(11)

EP 1 872 171 A2

(12)

(88) Date of publication A3: 16.08.2007 (43) Date of publication: 02.01.2008 Bulletin 2008/01 (21) Application number: 05803805.0 (22) Date of filing: 14.11.2005

(51) International Patent Classification (IPC):  G03B 19/00(2006.01) A63H 1/00(2006.01) (86) International application number: PCT/IB2005/003398 (87) International publication number: WO 2006/051411 (18.05.2006 Gazette 2006/20)

(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: 12.11.2004 US 987781 15.11.2004 US 627140 P 16.07.2005 US 699810 P (71) Applicant: Wilson, R. Sloan Jr. New Haven, CT 06515 (US)	(72) Inventor: Wilson, R. Sloan Jr. New Haven, CT 06515 (US) (74) Representative: Moreland, David et al Marks & Clerk 19 Royal Exchange Square Glasgow G1 3AE Glasgow G1 3AE (GB)