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Extract from the Register of European Patents

EP About this file: EP4064261

EP4064261 - DISPLAY DEVICE [Right-click to bookmark this link]
StatusRequest for examination was made
Status updated on  26.08.2022
Database last updated on 02.11.2024
FormerThe international publication has been made
Status updated on  11.06.2021
Most recent event   Tooltip28.05.2024The date on which the examining division becomes responsible, has been established 
28.05.2024Amendment by applicant 
Applicant(s)For all designated states
Seoul Semiconductor Co., Ltd.
1B-25, 97-11, Sandan-ro
163beon-gil
Danwon-gu
Ansan-si
Gyeonggi-do 15429 / KR
[2022/39]
Inventor(s)01 / LEE, Chung Hoon
97-11, Sandan-ro 163beon-gil, Danwon-gu
Ansan-Si, Gyeonggi-do 15429 / KR
 [2022/39]
Representative(s)Isarpatent
Patent- und Rechtsanwälte Barth
Charles Hassa Peckmann & Partner mbB
Friedrichstrasse 31
80801 München / DE
[2022/39]
Application number, filing date20896330.602.12.2020
[2022/39]
WO2020KR17453
Priority number, dateUS201962942567P02.12.2019         Original published format: US 201962942567 P
US20201710898101.12.2020         Original published format: US202017108981
[2022/39]
Filing languageKO
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2021112555
Date:10.06.2021
Language:KO
[2021/23]
Type: A1 Application with search report 
No.:EP4064261
Date:28.09.2022
Language:EN
[2022/39]
Search report(s)International search report - published on:KR10.06.2021
(Supplementary) European search report - dispatched on:EP09.11.2023
ClassificationIPC:H01L25/075, H01L33/62
[2023/50]
CPC:
H01L25/0753 (EP,KR,US); H01L27/156 (KR); H01L25/167 (US);
H01L27/1218 (KR); H01L27/124 (KR); H01L27/1262 (KR);
H01L33/486 (KR); H01L33/62 (EP,KR,US); H01L2933/0066 (EP,KR,US) (-)
Former IPC [2022/39]G09F9/302, H01L25/075
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 [2022/39]
TitleGerman:ANZEIGEVORRICHTUNG[2022/39]
English:DISPLAY DEVICE[2022/39]
French:DISPOSITIF D'AFFICHAGE[2022/39]
Entry into regional phase21.06.2022Translation filed 
21.06.2022National basic fee paid 
21.06.2022Search fee paid 
21.06.2022Designation fee(s) paid 
21.06.2022Examination fee paid 
Examination procedure21.06.2022Examination requested  [2022/39]
27.05.2024Amendment by applicant (claims and/or description)
27.05.2024Date on which the examining division has become responsible
Fees paidRenewal fee
30.12.2022Renewal fee patent year 03
29.12.2023Renewal fee patent year 04
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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[A]US2018031938  (WATANABE YOSHIHIRO [JP], et al) [A] 11* paragraphs [0082] - [0136] *;
 [X]US2018226386  (COK RONALD S [US]) [X] 1-7,12 * paragraphs [0058] - [0059] *;
 [X]US2019012956  (LI YUN-LI [TW], et al) [X] 1-3,12 * paragraphs [0024] - [0031] *;
 [X]WO2019045549  (SEOUL SEMICONDUCTOR CO LTD [KR]) [X] 1-3,12 * paragraphs [0329] - [0478] *;
 [A]US2019165207  (KIM CHANG YEON [KR], et al) [A] 11 * paragraphs [0253] - [0273] *;
 [E]EP3770963  (SAMSUNG ELECTRONICS CO LTD [KR]) [E] 1-3,12 * paragraphs [0049] - [0060] *
International search[A]JP2014122929  (SHINKO ELECTRIC IND CO) [A] 1-20 * See paragraphs [0018]-[0036] and figures 1 and 2. *;
 [A]KR20170050365  (LG DISPLAY CO LTD [KR]) [A] 1-20* See paragraphs [0063]-[0109] and figure 2. *;
 [A]JP2018087927  (ITS LLC) [A] 4-12,16-18;
 [A]JP2019016766  (NICHIA KAGAKU KOGYO KK) [A] 1-20 * See paragraphs [0009]-[0014], claim 1 and figures 3A and 11. *;
 [A]KR20190120182  (SEOUL SEMICONDUCTOR CO LTD [KR]) [A] 1-20 * See paragraphs [0053]-[0059], claim 1 and figure 2i. *
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.