(19)

(11)

EP 3 464 898 A1

(12)

(43) Date of publication: 10.04.2019 Bulletin 2019/15 (21) Application number: 17727958.5 (22) Date of filing: 22.05.2017

(51) International Patent Classification (IPC):  F04B 9/02(2006.01) F04B 37/12(2006.01) F04B 15/02(2006.01) (86) International application number: PCT/IB2017/053002 (87) International publication number: WO 2017/203416 (30.11.2017 Gazette 2017/48)

(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: 25.05.2016 GB 201609228 (71) Applicant: Colormatrix Holdings, Inc. Wilmington, DE 19801 (US)	(72) Inventor: WHITEHEAD, David Warrington Merseyside WA3 2TW (GB) (74) Representative: Appleyard Lees IP LLP  15 Clare Road Halifax HX1 2HY Halifax HX1 2HY (GB)