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EP 4 121 187 A1

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(43) Date of publication: 25.01.2023 Bulletin 2023/04 (21) Application number: 21772428.5 (22) Date of filing: 17.03.2021

(51) International Patent Classification (IPC):  B01D 21/26(2006.01) C12M 1/26(2006.01) C12Q 1/24(2006.01) C12M 1/00(2006.01) C12M 3/00(2006.01) (52) Cooperative Patent Classification (CPC): C12M 33/10; B04B 2005/0464; B04B 5/0442; B04B 7/08; B04B 11/02 (86) International application number: PCT/US2021/022739 (87) International publication number: WO 2021/188655 (23.09.2021 Gazette 2021/38)

(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: 19.03.2020 US 202062991820 P (71) Applicant: Pneumatic Scale Corporation Cuyahoga Falls, OH 44223 (US)	(72) Inventors: KESSLER, S. PRINCETON, Massachusetts 01541 (US) MARRO, T. MAGNOLIA, Massachusetts 01930 (US) (74) Representative: Godlewski, Piotr  JWP Rzecznicy Patentowi Dorota Rzazewska sp.k. Sienna Center ul. Zelazna 28/30 00-833 Warszawa 00-833 Warszawa (PL)