(19)

(11)

EP 2 632 601 A2

(12)

(88) Date of publication A3: 02.08.2012 (43) Date of publication: 04.09.2013 Bulletin 2013/36 (21) Application number: 11781712.2 (22) Date of filing: 25.10.2011

(51) International Patent Classification (IPC):  B03C 3/60(2006.01) (86) International application number: PCT/US2011/057707 (87) International publication number: WO 2012/058222 (03.05.2012 Gazette 2012/18)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR (30) Priority: 28.10.2010 US 914792 (71) Applicant: Tessera, Inc. San Jose, CA 95134 (US)	(72) Inventors: JEWELL-LARSEN, Nels San Jose California 95134 (US) GAO, Guilian San Jose California 95134 (US) (74) Representative: Carter, Stephen John et al Mewburn Ellis LLP 33 Gutter Lane London EC2V 8AS London EC2V 8AS (GB)