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EP 1 488 098 A1

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(43) Date of publication: 22.12.2004 Bulletin 2004/52 (21) Application number: 03719466.9 (22) Date of filing: 24.03.2003

(51) International Patent Classification (IPC)7: F02M 57/00, F02M 53/06, F02M 21/06, F02M 31/18, F02M 65/00, F02B 77/04, F02M 61/18, F02M 61/16 (86) International application number: PCT/US2003/009128 (87) International publication number: WO 2003/083281 (09.10.2003 Gazette 2003/41)

(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 Designated Extension States: AL LT LV MK (30) Priority: 22.03.2002 US 367121 P (71) Applicant: Chrysalis Technologies Incorporated Richmond, VA 23237-2210 (US)

(72) Inventors: SPRINKEL, Francis, Murphy Glen Allen, VA 23059 (US) BARON, John Lexington, MA 02421 (US) LINNA, Jan-Roger Boston, MA 02115 (US) LOFTUS, Peter Cambridge, MA 02138 (US) PALMER, Peter Waltham, MA 02451 (US) MELLO, John, Paul Belmont, MA 02478 (US) SPRAGUE, Stuart, Bennett Somerville, MA 02144 (US) PELLIZZARI, Roberto, O. Richmond, VA 23237-2210 (US) (74) Representative: Kador & Partner  Corneliusstrasse 15 80469 München 80469 München (DE)