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EP 4 408 635 A1

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(43) Date of publication: 07.08.2024 Bulletin 2024/32 (21) Application number: 21959642.6 (22) Date of filing: 01.10.2021

(51) International Patent Classification (IPC):  B29C 33/38(2006.01) B29C 64/386(2017.01) B33Y 50/00(2015.01) A61H 19/00(2006.01) B29C 64/393(2017.01) B33Y 50/02(2015.01) (52) Cooperative Patent Classification (CPC): B29C 33/3842; B29C 39/26; B29C 39/026; B29C 33/301; B29K 2083/00; B33Y 50/02; A61H 19/32 (86) International application number: PCT/US2021/053125 (87) International publication number: WO 2023/055389 (06.04.2023 Gazette 2023/14)

(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 (71) Applicant: Shubin, Sr., Steven, A. Austin, TX 78744 (US)	(72) Inventors: ASHLEY, David H. Austin, Texas 78744 (US) SHUBIN Jr., Steven A. Austin, Texas 78744 (US) D'ANDREA, Philip V. Austin, Texas 78744 (US) BARLOW, Anthony A. Austin, Texas 78744 (US) SHUBIN Sr., Steven A. Austin, Texas 78744 (US) (74) Representative: Pfundner, Benjamin Patrick et al Kilburn & Strode LLP Lacon London 84 Theobalds Road London WC1X 8NL London WC1X 8NL (GB)