(19)

(11)

EP 3 980 844 A1

(12)

(43) Date of publication: 13.04.2022 Bulletin 2022/15 (21) Application number: 20750433.3 (22) Date of filing: 05.06.2020

(51) International Patent Classification (IPC):  G02F 1/1524(2019.01) G02F 1/155(2006.01) G02F 1/15(2019.01) (52) Cooperative Patent Classification (CPC): G02F 1/1524; G02F 2001/1555; G02F 1/1508; G02F 2001/1502 (86) International application number: PCT/US2020/036440 (87) International publication number: WO 2020/247831 (10.12.2020 Gazette 2020/50)

(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: 07.06.2019 US 201962858943 P (71) Applicant: View, Inc. Milpitas, CA 95035 (US)	(72) Inventors: ROZBICKI, Robert T. Milpitas, California 95035 (US) KAILASAM, Sridhar Karthik Milpitas, California 95035 (US) (74) Representative: Haseltine Lake Kempner LLP  Redcliff Quay 120 Redcliff Street Bristol BS1 6HU Bristol BS1 6HU (GB)