(19)

(11)

EP 4 413 149 A1

(12)

(43) Date of publication: 14.08.2024 Bulletin 2024/33 (21) Application number: 22798206.3 (22) Date of filing: 02.09.2022

(51) International Patent Classification (IPC):  C12P 19/34(2006.01) C25B 3/00(2021.01) B01J 19/00(2006.01) C40B 50/00(2006.01) (52) Cooperative Patent Classification (CPC): C12P 19/34; C07H 21/00; C07H 1/00; C25B 3/20; C25B 3/07; C25B 11/042 (86) International application number: PCT/US2022/042409 (87) International publication number: WO 2023/059412 (13.04.2023 Gazette 2023/15)

(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: 05.10.2021 US 202117494320 (71) Applicant: Microsoft Technology Licensing, LLC Redmond, WA 98052-6399 (US)	(72) Inventors: STRAUSS, Karin Redmond, Washington 98052-6399 (US) NGUYEN, Bichlien Hoang Redmond, Washington 98052-6399 (US) (74) Representative: Grünecker Patent- und Rechtsanwälte PartG mbB  Leopoldstraße 4 80802 München 80802 München (DE)