(19)

(11)

EP 4 146 042 A1

(12)

(43) Date of publication: 15.03.2023 Bulletin 2023/11 (21) Application number: 21726958.8 (22) Date of filing: 07.05.2021

(51) International Patent Classification (IPC):  A47B 96/06(2006.01) A47B 47/06(2006.01) A47B 43/02(2006.01) A47F 5/11(2006.01) (52) Cooperative Patent Classification (CPC): A47B 47/06; A47B 43/02; A47B 96/06; A47B 2220/0041; A47F 5/11 (86) International application number: PCT/GB2021/051108 (87) International publication number: WO 2021/224638 (11.11.2021 Gazette 2021/45)

(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: 07.05.2020 GB 202006808 (71) Applicant: Tatsfield Holdings Limited London SW1P 2PN (GB)	(72) Inventor: BUDGEN, Richard Tatsfield Kent TN16 2AU (GB) (74) Representative: Gill Jennings & Every LLP  The Broadgate Tower 20 Primrose Street London EC2A 2ES London EC2A 2ES (GB)