(19)

(11)

EP 2 598 009 A2

(12)

(88) Date of publication A3: 05.07.2012 (43) Date of publication: 05.06.2013 Bulletin 2013/23 (21) Application number: 11813200.0 (22) Date of filing: 28.07.2011

(51) International Patent Classification (IPC):  A47L 11/292(2006.01) A47L 11/30(2006.01) A47L 11/293(2006.01) (86) International application number: PCT/US2011/045762 (87) International publication number: WO 2012/016069 (02.02.2012 Gazette 2012/05)

(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: 28.07.2010 US 368525 P (71) Applicant: Harris Research, Inc. Logan, UT 84321 (US)	(72) Inventors: DURRANT, Edward E. Logan, Utah 84321 (US) JENSEN, Dale S. Logan, Utah 84321 (US) DONALDSON, Craig L. Logan, Utah 84321 (US) TAYLOR, Monte G. Logan, Utah 84321 (US) (74) Representative: Korenberg, Alexander Tal et al Kilburn & Strode LLP Electronics 20 Red Lion Street London WC1R 4PJ London WC1R 4PJ (GB)