(19)

(11)

EP 2 257 653 A2

(12)

(88) Date of publication A3: 11.09.2009 (43) Date of publication: 08.12.2010 Bulletin 2010/49 (21) Application number: 08844879.0 (22) Date of filing: 31.10.2008

(51) International Patent Classification (IPC):  C23C 14/24(2006.01) C23C 14/54(2006.01) (86) International application number: PCT/US2008/012348 (87) International publication number: WO 2009/058351 (07.05.2009 Gazette 2009/19)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR Designated Extension States: AL BA MK RS (30) Priority: 31.10.2007 US 932831 16.05.2008 US 152698 (71) Applicant: Chameleon Scientific Corporation Plymouth, MN 55441 (US)	(72) Inventors: THOMAS, Christina, K. St. Paul MN 55102 (US) RYVES, Luke, J. Minneapolis MN 55413 (US) STOREY, Daniel, M. Minneapolis MN 55414 (US) KITCHELL, Barbara, S. Holmes Beach FL 34217 (US) (74) Representative: Zwicker, Jörk et al Dr. Volker Vossius Patent- und Rechtsanwaltskanzlei Geibelstrasse 6 81679 München 81679 München (DE)