(19)

(11)

EP 1 718 864 A1

(12)

(43) Date of publication: 08.11.2006 Bulletin 2006/45 (21) Application number: 04708655.8 (22) Date of filing: 05.02.2004

(51) International Patent Classification (IPC):  F03C 1/00(2006.01) (86) International application number: PCT/US2004/003519 (87) International publication number: WO 2005/085632 (15.09.2005 Gazette 2005/37)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR (71) Applicant: Ocean Power Technologies, Inc. Pennington, NJ 08534 (US)	(72) Inventors: GERBER, James St. Paul, MN 55105 (US) STEWART, David, B. Cranbury, NJ 08512 (US) (74) Representative: Loven, Keith James  Loven & Co, Quantum House, 30 Tentercroft Street Lincoln LN5 7DB Lincoln LN5 7DB (GB)