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(11)

EP 3 248 291 A1

(12)

(43) Date of publication: 29.11.2017 Bulletin 2017/48 (21) Application number: 16740716.2 (22) Date of filing: 21.01.2016

(51) International Patent Classification (IPC):  H03M 1/66(2006.01) H03M 1/68(2006.01) (86) International application number: PCT/US2016/014199 (87) International publication number: WO 2016/118674 (28.07.2016 Gazette 2016/30)

(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 Designated Extension States: BA ME Designated Validation States: MA MD (30) Priority: 22.01.2015 US 201562106219 P 06.07.2015 US 201562188884 P 31.07.2015 US 201562199955 P 06.11.2015 US 201514935363 (71) Applicant: La Grou, John, Howard Placerville, CA 95667 (US)

(72) Inventor: La Grou, John, Howard Placerville, CA 95667 (US) (74) Representative: McQueen, Andrew Peter  Miltons IP - Europe 5th Floor, Broad Quay House Prince Street Bristol BS1 4DJ Bristol BS1 4DJ (GB)