Light Emitting Device

Patent No. EP3392920 (titled "Light Emitting Device") was filed by Seoul Semiconductor on Dec 17, 2008. The application was issued on Apr 20, 2022.

UPC Cases New

Latest UPC cases involving this patent.

Case Number	Filing Date	Plaintiff	Proceeding Type
APP_36626/2025	Sep 10, 2025	Hoffmann Eitle	Generic
APP_36621/2025	Sep 10, 2025	Hoffmann Eitle	Generic
UPC_CFI_87/2024	Mar 1, 2024	Seoul Semiconductor	Infringement
UPC_CFI_281/2024	Mar 1, 2024	Seoul Semiconductor	Infringement

The dossier documents provide a comprehensive record of the patent's prosecution history - including filings, correspondence, and decisions made by patent offices - and are crucial for understanding the patent's legal journey and any challenges it may have faced during examination.

Date
Description

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Aug 31, 2022
Communication regarding the expiry of opposition period
May 4, 2022
Certificate B3
May 4, 2022
Transmission of new certificate pursuant to Rules 96 and 74 EPC
Mar 24, 2022
Decision to limit the patent
Mar 18, 2022
Closure of limitation/revocation proceedings
Mar 15, 2022
(Electronic) Receipt
Mar 15, 2022
French translation of claims
Mar 15, 2022
German translation of the claims
Mar 15, 2022
Letter regarding the translation of the limited claims
Mar 14, 2022
Brief communication to applicant/representative
Mar 8, 2022
Letter/request relating to the limitation procedure
Feb 15, 2022
Brief communication to applicant/representative
Feb 14, 2022
Advice of delivery
Feb 4, 2022
(Electronic) Receipt
Feb 4, 2022
Acknowledgement of a document
Feb 4, 2022
Annex to the communication on the allowance of the limitation
Feb 4, 2022
Communication on the allowance of the limitation of the European patent
Feb 4, 2022
Druckexemplar in limitation procedure
Feb 4, 2022
General enquiry
Feb 4, 2022
Letter accompanying subsequently filed items
Jan 18, 2022
Annex to the communication
Jan 18, 2022
Brief communication to applicant/representative
Jan 18, 2022
Result of consultation by telephone/in person
Jan 13, 2022
(Electronic) Receipt
Jan 13, 2022
Amended claims with annotations
Jan 13, 2022
Claims
Jan 13, 2022
Letter accompanying subsequently filed items
Jan 13, 2022
Letter/request relating to the limitation procedure
Jan 13, 2022
Result of consultation by telephone/in person
Dec 2, 2021
(Electronic) Receipt
Dec 2, 2021
Authorisation
Dec 2, 2021
Letter accompanying subsequently filed items
Nov 26, 2021
(Electronic) Receipt
Nov 26, 2021
Amended claims with annotations
Nov 26, 2021
Amended description with annotations
Nov 26, 2021
Claims
Nov 26, 2021
Description
Nov 26, 2021
Letter accompanying subsequently filed items
Nov 26, 2021
Letter/request relating to the limitation procedure
Nov 9, 2021
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Sep 30, 2021
Decision to grant a European patent
Sep 21, 2021
(Electronic) Receipt
Sep 21, 2021
Filing of the translations of the claims
Sep 21, 2021
French translation of claims
Sep 21, 2021
German translation of the claims
May 21, 2021
Bibliographic data of the European patent application
May 21, 2021
Communication about intention to grant a European patent
May 21, 2021
Intention to grant (signatures)
May 21, 2021
Text intended for grant (clean copy)
May 21, 2021
Text intended for grant (version for approval)
Apr 21, 2021
Examination started
Apr 24, 2019
(Electronic) Receipt
Apr 24, 2019
Amended claims filed after receipt of (European) search report
Apr 24, 2019
Amended claims with annotations
Apr 24, 2019
Amendments received before examination
Apr 24, 2019
Letter accompanying subsequently filed items
Oct 29, 2018
Reminder period for payment of examination fee/designation fee and correction of deficiencies in Written Opinion/amendment
Sep 26, 2018
Notification of forthcoming publication
Jul 24, 2018
Communication to designated inventor
Jul 24, 2018
Communication to designated inventor
Jul 24, 2018
Communication to designated inventor
Jul 18, 2018
Refund of fees
Jul 10, 2018
Communication regarding the transmission of the European search report
Jul 10, 2018
European search opinion
Jul 10, 2018
European search report
Jul 10, 2018
Information on Search Strategy
Jun 27, 2018
Search started
May 31, 2018
Abstract
May 31, 2018
Acknowledgement of receipt of electronic submission of the request for grant of a European patent
May 31, 2018
Claims
May 31, 2018
Description
May 31, 2018
Designation of inventor
May 31, 2018
Drawings
May 31, 2018
Previously filed application
May 31, 2018
Request for grant of a European patent
Feb 19, 2009
Priority document (electronically transmitted)

EP3392920

SEOUL SEMICONDUCTOR

Application Number: EP18175319A
Filing Date: Dec 17, 2008
Status: The Patent Has Been Limited; Mar 18, 2022
Publication Date: Apr 20, 2022
External Links: Slate, Register , Google Patents

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Light Emitting Device

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Dossier Documents

EP3392920