(19)

(11)

EP 3 948 403 A1

(12)

(43) Date of publication: 09.02.2022 Bulletin 2022/06 (21) Application number: 19717181.2 (22) Date of filing: 01.04.2019

(51) International Patent Classification (IPC):  G02C 3/04(2006.01) A45F 5/02(2006.01) (52) Cooperative Patent Classification (CPC): G02C 2200/02; G02C 3/04; A45C 13/1069; A45F 2200/0541; A45F 5/022 (86) International application number: PCT/US2019/025213 (87) International publication number: WO 2020/204905 (08.10.2020 Gazette 2020/41)

(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: Carr, Gregory W. Frisco, TX 75033 (US)	(72) Inventor: Carr, Gregory W. Frisco, TX 75033 (US) (74) Representative: Barker Brettell LLP  100 Hagley Road Edgbaston Birmingham B16 8QQ Birmingham B16 8QQ (GB)