(19)

(11)

EP 3 941 700 A1

(12)

(43) Date of publication: 26.01.2022 Bulletin 2022/04 (21) Application number: 20779256.5 (22) Date of filing: 25.03.2020

(51) International Patent Classification (IPC):  B27N 3/04(2006.01) D04H 3/12(2006.01) B32B 5/12(2006.01) (52) Cooperative Patent Classification (CPC): B32B 2419/00; B27N 3/203; B32B 2307/732; B27N 3/04; B32B 2307/72; B32B 2607/00; B27N 3/02; B27N 3/143; B32B 2307/536; D04H 1/58; B32B 2307/202; B32B 2262/065; B32B 7/12; B27N 3/18; B32B 2250/04; B32B 2479/00; B27N 1/00; B32B 2307/734; B32B 2250/03; B32B 5/26; B32B 2250/20; D04H 1/4266 (86) International application number: PCT/US2020/024771 (87) International publication number: WO 2020/198393 (01.10.2020 Gazette 2020/40)

(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: 25.03.2019 US 201916364089 (71) Applicant: Wilson, Gregory A. Edgewater, Maryland 21037 (US)	(72) Inventor: Wilson, Gregory A. Edgewater, Maryland 21037 (US) (74) Representative: Sach, Greg Robert  Sach & Associates Siedlungsstrasse 4a 85253 Erdweg 85253 Erdweg (DE)