(19)

(11)

EP 4 816 767 A1

(12)

(43) Date of publication: 07.10.2026 Bulletin 2026/41 (21) Application number: 24817419.5 (22) Date of filing: 27.11.2024

(51) International Patent Classification (IPC):  G01B 5/16(2006.01) G01B 5/20(2006.01) (52) Cooperative Patent Classification (CPC): G01B 5/204; G01B 5/163 (86) International application number: PCT/GB2024/052979 (87) International publication number: WO 2025/114701 (05.06.2025 Gazette 2025/23)

(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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA Designated Validation States: GE KH MA MD TN (30) Priority: 30.11.2023 EP 23275168 (71) Applicant: Renishaw plc Wotton-under-Edge, Gloucestershire GL12 8JR (GB)

(72) Inventors: WOODMAN, John Paul Wotton-under-Edge Gloucestershire GL12 8JR (GB) REES, Martin Simon Wotton-under-Edge Gloucestershire GL12 8JR (GB) OSMASTON, Miles John Wotton-under-Edge Gloucestershire GL12 8JR (GB) (74) Representative: Rolfe, Edward William et al Patent Department Renishaw plc New Mills Wotton-under-Edge Gloucestershire GL12 8JR New Mills Wotton-under-Edge Gloucestershire GL12 8JR (GB)