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Extract from the Register of European Patents

EP About this file: EP4075420

EP4075420 - DISPLAY SUBSTRATE AND DISPLAY DEVICE [Right-click to bookmark this link]
StatusRequest for examination was made
Status updated on  16.09.2022
Database last updated on 02.11.2024
FormerThe international publication has been made
Status updated on  18.06.2021
Formerunknown
Status updated on  26.03.2021
Most recent event   Tooltip24.06.2024The date on which the examining division becomes responsible, has been established 
24.06.2024Amendment by applicant 
Applicant(s)For all designated states
BOE Technology Group Co., Ltd.
No. 10 Jiuxianqiao Rd.
Chaoyang District
Beijing 100015 / CN
For all designated states
Beijing BOE Technology Development Co., Ltd.
Room 407, Building 1
No. 9 Dize Road, BDA
Beijing 100176 / CN
[2022/42]
Inventor(s)01 / XU, Chen
No.9 Dize Rd.
BDA
Beijing 100176 / CN
02 / HAO, Xueguang
No.9 Dize Rd.
BDA
Beijing 100176 / CN
03 / QIAO, Yong
No.9 Dize Rd.
BDA
Beijing 100176 / CN
04 / WU, Xinyin
No.9 Dize Rd.
BDA
Beijing 100176 / CN
 [2022/42]
Representative(s)AWA Sweden AB
Box 5117
200 71 Malmö / SE
[2022/42]
Application number, filing date19945456.213.12.2019
[2022/42]
WO2019CN125243
Filing languageZH
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2021114251
Date:17.06.2021
Language:ZH
[2021/24]
Type: A1 Application with search report 
No.:EP4075420
Date:19.10.2022
Language:EN
[2022/42]
Search report(s)International search report - published on:CN17.06.2021
(Supplementary) European search report - dispatched on:EP08.12.2023
ClassificationIPC:G09G3/3225, H10K59/131
[2023/36]
CPC:
G09G3/3233 (EP); G09G3/3225 (EP,US); G09G3/3266 (US);
H10K59/1213 (US); H10K59/1216 (US); G09G2300/0426 (EP,US);
G09G2300/043 (US); G09G2300/0819 (EP); G09G2300/0852 (EP);
G09G2300/0861 (EP); G09G2310/0262 (EP); G09G2330/021 (US);
H10K59/131 (EP) (-)
Former IPC [2022/42]G09G3/3225, H01L27/32
Designated contracting statesAL,   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 [2022/42]
TitleGerman:ANZEIGESUBSTRAT UND ANZEIGEVORRICHTUNG[2022/42]
English:DISPLAY SUBSTRATE AND DISPLAY DEVICE[2022/42]
French:SUBSTRAT D'AFFICHAGE ET DISPOSITIF D'AFFICHAGE[2022/42]
Entry into regional phase26.03.2021Translation filed 
26.03.2021National basic fee paid 
26.03.2021Search fee paid 
26.03.2021Designation fee(s) paid 
26.03.2021Examination fee paid 
Examination procedure26.03.2021Examination requested  [2022/42]
24.06.2024Amendment by applicant (claims and/or description)
24.06.2024Date on which the examining division has become responsible
Fees paidRenewal fee
24.12.2021Renewal fee patent year 03
29.12.2022Renewal fee patent year 04
28.12.2023Renewal fee patent year 05
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Patent Court		 See the Register of the Unified Patent Court for opt-out data
Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court.
Documents cited:Search[Y]US2018114485  (KIM HYUNJIN [KR], et al) [Y] 7,8 * paragraph [0045] - paragraph [0093]; figures 5-8 *;
 [XAY]US2018151658  (JEONG ILGI [KR], et al) [X] 1-3,5,9,11,14 * paragraph [0023] - paragraph [0129]; figures 1-16 * [A] 12,13 [Y] 4,7,8,10;
 [XAY]US2018151661  (OH HYEMI [KR], et al) [X] 1,5,9,11,14 * paragraph [0028] - paragraph [0114]; figures 1-17 * [A] 12,13 [Y] 4;
 [Y]US2019066561  (YUAN CAN [CN], et al) [Y] 10* paragraph [0039] - paragraph [0099]; figures 1-13 *;
 [Y]US2019172873  (JI SEOKWON [KR], et al) [Y] 7,8 * paragraph [0030] - paragraph [0047]; figures 1,2 *
The EPO accepts no responsibility for the accuracy of data originating from other authorities; in particular, it does not guarantee that it is complete, up to date or fit for specific purposes.