(19)

(11)

EP 3 630 709 A1

(12)

(43) Date of publication: 08.04.2020 Bulletin 2020/15 (21) Application number: 18809606.9 (22) Date of filing: 30.05.2018

(51) International Patent Classification (IPC):  C07C 17/02(2006.01) C25B 1/24(2006.01) C07D 301/26(2006.01) C25B 1/26(2006.01) (86) International application number: PCT/US2018/035010 (87) International publication number: WO 2018/222642 (06.12.2018 Gazette 2018/49)

(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: KH MA MD TN (30) Priority: 31.05.2017 US 201762512900 P 12.07.2017 US 201762531669 P 08.12.2017 US 201762596215 P (71) Applicant: Calera Corporation Moss Landing, CA 95039 (US)	(72) Inventors: SELF, Kyle San Jose, California 95124 (US) WEISS, Michael, Joseph Los Gatos, California 95032 (US) GILLIAM, Ryan, J. San Jose, California 95136 (US) ALBRECHT, Thomas, A. Sunnyvale, California 94086 (US) (74) Representative: Patent Boutique LLP  10A Printing House Yard Hackney Road London E2 7PR London E2 7PR (GB)