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Extract from the Register of European Patents

EP About this file: EP4075499

EP4075499 - DISPLAY DEVICE RELATED TO MICRO-LED AND MANUFACTURING METHOD THEREFOR [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
Most recent event   Tooltip26.01.2024Amendment by applicant 
26.01.2024New entry: Renewal fee paid 
Applicant(s)For all designated states
LG Electronics Inc.
128, Yeoui-daero
Yeongdeungpo-gu
SEOUL 07336 / KR
[2022/42]
Inventor(s)01 / CHANG, Wonjae
IP Center, LG Electronics Inc. 19, Yangjae-daero
11-gil Seocho-gu
Seoul 06772 / KR
02 / SHIM, Bongchu
IP Center, LG Electronics Inc. 19, Yangjae-daero
11-gil Seocho-gu
Seoul 06772 / KR
03 / KIM, Gunho
IP Center, LG Electronics Inc. 19, Yangjae-daero
11-gil Seocho-gu
Seoul 06772 / KR
 [2022/42]
Representative(s)Vossius & Partner Patentanwälte Rechtsanwälte mbB
Siebertstraße 3
81675 München / DE
[2022/42]
Application number, filing date20899844.331.01.2020
[2022/42]
WO2020KR01494
Priority number, dateKR2019016432611.12.2019         Original published format: KR 20190164326
[2022/42]
Filing languageKO
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2021117979
Date:17.06.2021
Language:KO
[2021/24]
Type: A1 Application with search report 
No.:EP4075499
Date:19.10.2022
Language:EN
[2022/42]
Search report(s)International search report - published on:KR17.06.2021
(Supplementary) European search report - dispatched on:EP02.01.2024
ClassificationIPC:H01L25/075, H01L33/00, H01L33/22, // H01L33/62, H01L23/00, H01L25/16
[2024/04]
CPC:
H01L25/0753 (EP,KR); H01L33/483 (US); H01L24/89 (KR);
H01L25/167 (EP,US); H01L33/0095 (EP); H01L33/22 (KR);
H01L33/30 (KR,US); H01L2224/95101 (EP); H01L2933/0066 (EP);
H01L33/62 (EP) (-)
Former IPC [2022/42]H01L25/075, H01L23/00, H01L33/22, H01L33/30
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:ANZEIGEVORRICHTUNG IN BEZUG AUF MIKRO-LED UND HERSTELLUNGSVERFAHREN DAFÜR[2022/42]
English:DISPLAY DEVICE RELATED TO MICRO-LED AND MANUFACTURING METHOD THEREFOR[2022/42]
French:DISPOSITIF D'AFFICHAGE ASSOCIÉ À UNE MICRO-DEL ET PROCÉDÉ DE FABRICATION ASSOCIÉ[2022/42]
Entry into regional phase22.06.2022Translation filed 
22.06.2022National basic fee paid 
22.06.2022Search fee paid 
22.06.2022Designation fee(s) paid 
22.06.2022Examination fee paid 
Examination procedure22.06.2022Examination requested  [2022/42]
25.01.2024Amendment by applicant (claims and/or description)
25.01.2024Date on which the examining division has become responsible
Fees paidRenewal fee
22.06.2022Renewal fee patent year 03
25.01.2023Renewal fee patent year 04
25.01.2024Renewal 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[XA]KR20190099164  (LG ELECTRONICS INC [KR]) [X] 1-3,7-9 * paragraphs [0107] - [0209]; figures 7-16 * [A] 4-6,10-12;
 [XA]KR20190104276  (LG ELECTRONICS INC [KR]) [X] 1-3,7-9 * paragraphs [0128] - [0200]; figures 10-17b * [A] 4-6,10-12;
 [XA]KR20190106885  (LG ELECTRONICS INC [KR]) [X] 1-3,7-9 * paragraphs [0142] - [0209]; figures 11-19 * [A] 4-6,10-12;
 [E]EP4012769  (LG ELECTRONICS INC [KR]) [E] 1-3,7-9 * paragraphs [0107] - [0209]; figures 7-16 *;
 [E]EP4020568  (LG ELECTRONICS INC [KR]) [E] 1-3,7-9 * paragraphs [0128] - [0200]; figures 10-17b *;
 [E]EP4024460  (LG ELECTRONICS INC [KR]) [E] 1-3,7-9* paragraphs [0142] - [0209]; figures 11-19 *
International search[A]KR20130133142  (EPISTAR CORP [TW]) [A] 1-12 * See paragraph [0022] and figure 2e. *;
 [A]KR20180030454  (ELUX INC [US]) [A] 1-12* See entire document. *;
 [A]KR20190095638  (SAMSUNG DISPLAY CO LTD [KR]) [A] 1-12 * See paragraph [0119] and figures 6-7. *;
 [A]KR20190099164  (LG ELECTRONICS INC [KR]) [A] 1-12 * See figures 12-13. *;
 [XA]KR20190104276  (LG ELECTRONICS INC [KR]) [X] 1-3,7-9 * See paragraphs [0130]-[0168] and figures 10-14. * [A] 4-6,10-12
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.