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(11)

EP 4 551 587 A1

(12)

(43) Date of publication: 14.05.2025 Bulletin 2025/20 (21) Application number: 23866040.1 (22) Date of filing: 25.08.2023

(51) International Patent Classification (IPC):  C07K 1/04(2006.01) C07K 1/14(2006.01) C07K 1/06(2006.01) B01J 13/12(2006.01) (52) Cooperative Patent Classification (CPC): C07K 1/10; C07K 1/04; C07K 1/06; C07K 1/02; C07K 1/045 (86) International application number: PCT/US2023/031139 (87) International publication number: WO 2024/058924 (21.03.2024 Gazette 2024/12)

(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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA Designated Validation States: KH MA MD TN (30) Priority: 16.09.2022 WO PCT/US2022/043806 31.01.2023 US 202363442216 P 16.03.2023 US 202363452550 P 16.03.2023 US 202363452674 P 16.06.2023 US 202363521623 P 10.08.2023 US 202363532041 P 24.08.2023 US 202318237576 (71) Applicant: CEM Corporation Matthews, NC 28106 (US)

(72) Inventors: COLLINS, Jonathan, McKinnon Charlotte, NC 28211 (US) SINGH, Sandeep, K. Charlotte, NC 28277 (US) (74) Representative: Tomkins & Co  5 Dartmouth Road Dublin 6, D06 F9C7 Dublin 6, D06 F9C7 (IE)