(19)

(11)

EP 1 609 164 A1

(12)

(43) Date of publication: 28.12.2005 Bulletin 2005/52 (21) Application number: 03708379.7 (22) Date of filing: 13.03.2003

(51) International Patent Classification (IPC)7: H01J 37/00 (86) International application number: PCT/IB2003/000913 (87) International publication number: WO 2004/070765 (19.08.2004 Gazette 2004/34)

(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 (71) Applicant: Israelachvili, Jacob Nissim Santa Barbara,California 93105 (US)	(72) Inventor: Israelachvili, Jacob Nissim Santa Barbara,California 93105 (US) (74) Representative: Carter, Stephen John et al Mewburn Ellis LLP York House 23 Kingsway GB-London WC2B 6HP GB-London WC2B 6HP (GB)