(19)

(11)

EP 4 010 526 A1

(12)

(43) Date of publication: 15.06.2022 Bulletin 2022/24 (21) Application number: 20849113.4 (22) Date of filing: 07.08.2020

(51) International Patent Classification (IPC):  D06M 15/05(2006.01) D06P 5/30(2006.01) D06P 5/00(2006.01) (52) Cooperative Patent Classification (CPC): D06P 1/5257; D06P 1/5271; D06P 5/002; D06P 5/005; D06P 5/30; D06P 1/52; D06P 1/65131; D06P 1/6429; D06P 1/642 (86) International application number: PCT/US2020/045388 (87) International publication number: WO 2021/026446 (11.02.2021 Gazette 2021/06)

(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: 07.08.2019 US 201962884013 P (71) Applicant: Prism Inks, Inc. Sunnyvale CA 94085 (US)	(72) Inventors: AJANEE, Amir A. Saratoga, California 95070 (US) DRACUP, Graham A. Soquel, California 95073 (US) HERNANDEZ, Carlos J. San Jose, California 95111 (US) CALHOUN, Travis T. San Jose, California 95143 (US) (74) Representative: Mewburn Ellis LLP  Aurora Building Counterslip Bristol BS1 6BX Bristol BS1 6BX (GB)