(19)
(11) EP 4 165 142 B8

(12) CORRECTED EUROPEAN PATENT SPECIFICATION
Note: Bibliography reflects the latest situation

(15) Correction information:
Corrected version no 1 (W1 B1)

(48) Corrigendum issued on:
16.04.2025 Bulletin 2025/16

(45) Mention of the grant of the patent:
12.03.2025 Bulletin 2025/11

(21) Application number: 21732283.3

(22) Date of filing: 11.06.2021
(51) International Patent Classification (IPC): 
C09K 11/78(2006.01)
(52) Cooperative Patent Classification (CPC):
C09K 11/7787
(86) International application number:
PCT/EP2021/065865
(87) International publication number:
WO 2021/250268 (16.12.2021 Gazette 2021/50)

(54)

Y2O3:RE NANOPARTICLES

Y2O3:RE-NANOPARTIKEL

NANOPARTICULES Y2O3:RE

(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

(30) Priority: 12.06.2020 EP 20179805

(43) Date of publication of application:
19.04.2023 Bulletin 2023/16

(73) Proprietor: Seaborough Materials IP B.V.
1098 XG Amsterdam (NL)

(72) Inventors:
  • BERENDS, Anne Claire
    3551 TJ Utrecht (NL)
  • VAN DE HAAR, Marie Anne
    1381 HL Weesp (NL)

(74) Representative: Hoyng Rokh Monegier B.V. 
Rembrandt Tower, 30th Floor Amstelplein 1
1096 HA Amsterdam
1096 HA Amsterdam (NL)


(56) References cited: : 
US-A1- 2006 133 978
 US-A1- 2019 249 081
   
  • ANA PAULA DE MOURA ET AL: "Photolumiscent Properties of Nanorods and Nanoplates YO:Eu", JOURNAL OF FLUORESCENCE, KLUWER ACADEMIC PUBLISHERS-PLENUM PUBLISHERS, NE, vol. 21, no. 4, 15 January 2011 (2011-01-15), pages 1431 - 1438, XP019930797, ISSN: 1573-4994, DOI: 10.1007/S10895-010-0827-6
   
Note: Within nine months from the publication of the mention of the grant of the European patent, any person may give notice to the European Patent Office of opposition to the European patent granted. Notice of opposition shall be filed in a written reasoned statement. It shall not be deemed to have been filed until the opposition fee has been paid. (Art. 99(1) European Patent Convention).