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Extract from the Register of European Patents

EP About this file: EP3871262

EP3871262 - DISPLAY DEVICE USING SEMICONDUCTOR LIGHT EMITTING DEVICE AND METHOD FOR MANUFACTURING THE SAME [Right-click to bookmark this link]
StatusRequest for examination was made
Status updated on  30.07.2021
Database last updated on 13.11.2024
FormerThe international publication has been made
Status updated on  02.05.2020
Most recent event   Tooltip26.10.2024New entry: Renewal fee paid 
Applicant(s)For all designated states
LG Electronics Inc.
128, Yeoui-daero
Yeongdeungpo-gu
Seoul 07336 / KR
[2021/35]
Inventor(s)01 / CHOI, Hwanjoon
IP Center, LG Electronics Inc., 19, Yangjae-daero
11-gil, Seocho-gu
Seoul 06772 / KR
02 / LEE, Yonghan
IP Center, LG Electronics Inc., 19, Yangjae-daero
11-gil, Seocho-gu
Seoul 06772 / KR
 [2021/35]
Representative(s)Vossius & Partner Patentanwälte Rechtsanwälte mbB
Siebertstraße 3
81675 München / DE
[2021/35]
Application number, filing date19875429.308.10.2019
[2021/35]
WO2019KR13161
Priority number, dateKR2018012847325.10.2018         Original published format: KR 20180128473
[2021/35]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2020085679
Date:30.04.2020
Language:EN
[2020/18]
Type: A1 Application with search report 
No.:EP3871262
Date:01.09.2021
Language:EN
The application published by WIPO in one of the EPO official languages on 30.04.2020 takes the place of the publication of the European patent application.
[2021/35]
Search report(s)International search report - published on:KR30.04.2020
(Supplementary) European search report - dispatched on:EP06.10.2022
ClassificationIPC:H01L27/15, H01L33/48, H01L33/50, H01L33/38, H01L33/62, H01L33/00
[2021/35]
CPC:
H01L25/0753 (EP); H01L27/156 (KR,US); H01L33/38 (KR,US);
H01L33/005 (KR); H01L33/0095 (US); H01L33/483 (KR);
H01L33/50 (KR); H01L33/60 (EP); H01L33/62 (EP,KR,US);
H01L2933/0058 (EP); H01L33/504 (EP) (-)
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 [2021/35]
TitleGerman:ANZEIGEVORRICHTUNG MIT LICHTEMITTIERENDEM HALBLEITERBAUELEMENT UND VERFAHREN ZUR HERSTELLUNG DAVON[2021/35]
English:DISPLAY DEVICE USING SEMICONDUCTOR LIGHT EMITTING DEVICE AND METHOD FOR MANUFACTURING THE SAME[2021/35]
French:DISPOSITIF D'AFFICHAGE UTILISANT UN DISPOSITIF ÉLECTROLUMINESCENT À SEMICONDUCTEUR ET PROCÉDÉ POUR LE FABRIQUER[2021/35]
Entry into regional phase25.05.2021National basic fee paid 
25.05.2021Search fee paid 
25.05.2021Designation fee(s) paid 
25.05.2021Examination fee paid 
Examination procedure25.05.2021Examination requested  [2021/35]
23.01.2023Amendment by applicant (claims and/or description)
Fees paidRenewal fee
25.10.2021Renewal fee patent year 03
25.10.2022Renewal fee patent year 04
25.10.2023Renewal fee patent year 05
25.10.2024Renewal fee patent year 06
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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]US2016043061  (RHEE BYUNGJOON [KR]) [Y] 2-7* paragraph [0101]; figures 7,8 *;
 [XY]US2017294424  (JEONG CHANGYONG [KR]) [X] 1 * paragraphs [0050] , [0054] , [0072]; figure 2 * [Y] 2-7;
 [A]EP3316301  (LG DISPLAY CO LTD [KR]) [A] 1-7 * figures 1,2,10 *
International search[AX]JP2001101970  (TOPPAN PRINTING CO LTD) [A] 1-7 * See paragraphs [0037]-[0064] and figures 7-10. * [X] 8-10;
 [A]KR20140018319  (ASAHI GLASS CO LTD [JP]) [A] 1-10* See paragraphs [0468]-[0482] and figure 1. *;
 [A]KR20140119515  (LG ELECTRONICS INC [KR]) [A] 1-10 * See paragraphs [0035]-[0078] and figures 1-10. *;
 [A]US2017338212  (KUO SHU-MING [TW], et al) [A] 1-10 * See paragraphs [0018]-[0046] and figures 1-20. *;
 [A]KR20180072909  (SAMSUNG DISPLAY CO LTD [KR]) [A] 1-10 * See paragraphs [0109]-[0117] and figures 6-14. *
by applicantUS2016043061
 US2017294424
 EP3316301
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.