Organic Light Emitting Device

Patent No. EP3477719 (titled "Organic Light Emitting Device") was filed by LG Chem on Mar 8, 2018. The application was issued on Jan 29, 2020.

Patent oppositions filed by competitors challenge the validity of a granted patent. These oppositions are typically based on claims of prior art, lack of novelty, or non-obviousness. They are a key part of the process for determining a patent's strength and enforceability.

Company	Opposition Date	Representative
DOMPATENT VON KREISLER SELTING WERNER PARTNERSCHAFT VON PATENTANWALTEN UND RECHTSANWALTEN MBB	Oct 27, 2020	DOMPATENT VON KREISLER SELTING WERNER
DOMPATENT VON KREISLER SELTING WERNER PARTNERSCHAFT VON PATENTANWALTEN UND RECHTSANWALTEN MBB	Oct 27, 2020	DOMPATENT VON PATENT UND RECHTSANWALTEN

Dossier Documents

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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Feb 28, 2023
Communication to the parties concerning termination of the opposition proceedings - opposition rejected - no appeal lodged
Feb 28, 2023
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Feb 23, 2023
Termination of the opposition proceedings with maintenance of patent
Nov 15, 2022
Advice of delivery
Nov 14, 2022
Advice of delivery
Nov 14, 2022
Annex to the communication - opposition
Nov 14, 2022
Decision of the Opposition Division and instruction
Nov 14, 2022
Decision rejecting the opposition
Nov 14, 2022
Decision rejecting the opposition
Nov 14, 2022
Grounds for the decision (Annex) - opposition
Nov 14, 2022
Means of redress
Nov 14, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Nov 14, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Nov 14, 2022
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Nov 14, 2022
Provision of a copy of the minutes - opposition procedure
Nov 14, 2022
Provision of a copy of the minutes - opposition procedure
Nov 14, 2022
Scanned annex to a communication - opposition procedure
Nov 14, 2022
Scanned annex to a communication - opposition procedure
Nov 14, 2022
Transmittal of decision / summons - opposition
Nov 14, 2022
Transmittal of decision / summons - opposition
Jul 5, 2022
Information about the result of oral proceedings
Jun 30, 2022
Brief communication - Opposition proceedings
Jun 22, 2022
(Electronic) Receipt
Jun 22, 2022
Letter accompanying subsequently filed items
Jun 22, 2022
Written submission in preparation to/during oral proceedings
May 10, 2022
Brief communication - Opposition proceedings
May 6, 2022
Brief communication - Opposition proceedings
May 4, 2022
Brief communication - Opposition proceedings
May 4, 2022
Brief communication - Opposition proceedings
May 2, 2022
(Electronic) Receipt
May 2, 2022
Auxiliary request during Opposition procedure
May 2, 2022
Auxiliary request during Opposition procedure - 02
May 2, 2022
Letter accompanying subsequently filed items
May 2, 2022
Written submission in preparation to/during oral proceedings
Apr 28, 2022
(Electronic) Receipt
Apr 28, 2022
Letter accompanying subsequently filed items
Apr 28, 2022
Oral proceedings: reply to date proposed
Apr 27, 2022
(Electronic) Receipt
Apr 27, 2022
Citation in opposition procedure - 019
Apr 27, 2022
Citation in opposition procedure - 020
Apr 27, 2022
Citation in opposition procedure - 021
Apr 27, 2022
Citation in opposition procedure - 022
Apr 27, 2022
Citation in opposition procedure - 023
Apr 27, 2022
Consolidated list of cited opposition documents
Apr 27, 2022
Letter accompanying subsequently filed items
Apr 27, 2022
Written submission in preparation to/during oral proceedings
Apr 25, 2022
(Electronic) Receipt
Apr 25, 2022
(Electronic) Receipt
Apr 25, 2022
Letter accompanying subsequently filed items
Apr 25, 2022
Letter accompanying subsequently filed items
Apr 25, 2022
Oral proceedings: reply to date proposed
Apr 25, 2022
Request for interpreters during oral proceedings
Apr 21, 2022
Notification concerning the date of oral proceedings
Apr 21, 2022
Notification concerning the date of oral proceedings
Nov 26, 2021
Advice of delivery
Nov 25, 2021
Advice of delivery
Nov 22, 2021
Annex to the communication - opposition
Nov 22, 2021
Information concerning oral proceedings
Nov 22, 2021
Summons to attend oral proceedings
Nov 22, 2021
Transmittal of decision / summons - opposition
Nov 22, 2021
Transmittal of decision / summons - opposition
Mar 2, 2021
Brief communication - Opposition proceedings
Feb 23, 2021
(Electronic) Receipt
Feb 23, 2021
Auxiliary request during Opposition procedure
Feb 23, 2021
Auxiliary request during Opposition procedure - 01
Feb 23, 2021
Letter accompanying subsequently filed items
Feb 23, 2021
Reply of the patent proprietor to the notice(s) of opposition
Dec 1, 2020
Brief communication - Opposition proceedings
Nov 24, 2020
Communication of a notice of opposition and request to file observations
Nov 24, 2020
Notice of further oppositions to opponent(s)
Nov 19, 2020
(Electronic) Receipt
Nov 19, 2020
Brief communication - Opposition proceedings
Nov 19, 2020
Citation in opposition procedure - 002
Nov 19, 2020
Letter accompanying subsequently filed items
Nov 19, 2020
Letter regarding the opposition procedure (no time limit)
Nov 12, 2020
(Electronic) Receipt
Nov 12, 2020
Letter accompanying subsequently filed items
Nov 12, 2020
Letter regarding the opposition procedure (no time limit)
Nov 6, 2020
Brief communication - Opposition proceedings
Nov 6, 2020
Request for documents
Nov 5, 2020
Communication of a notice of opposition - first information to patent proprietor
Oct 27, 2020
(Electronic) Receipt
Oct 27, 2020
Citation in opposition procedure - 001
Oct 27, 2020
Citation in opposition procedure - 002
Oct 27, 2020
Citation in opposition procedure - 003
Oct 27, 2020
Citation in opposition procedure - 004
Oct 27, 2020
Citation in opposition procedure - 005
Oct 27, 2020
Citation in opposition procedure - 006
Oct 27, 2020
Citation in opposition procedure - 007
Oct 27, 2020
Citation in opposition procedure - 008
Oct 27, 2020
Citation in opposition procedure - 009
Oct 27, 2020
Citation in opposition procedure - 010
Oct 27, 2020
Citation in opposition procedure - 011
Oct 27, 2020
Citation in opposition procedure - 012
Oct 27, 2020
Citation in opposition procedure - 013
Oct 27, 2020
Citation in opposition procedure - 014
Oct 27, 2020
Citation in opposition procedure - 015
Oct 27, 2020
Citation in opposition procedure - 016
Oct 27, 2020
Citation in opposition procedure - 017
Oct 27, 2020
Citation in opposition procedure - 018
Oct 27, 2020
Notice of opposition
Oct 27, 2020
Notice of opposition
Feb 10, 2020
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jan 8, 2020
Decision to grant a European patent
Dec 13, 2019
(Electronic) Receipt
Dec 13, 2019
Filing of the translations of the claims
Dec 13, 2019
French translation of claims
Dec 13, 2019
German translation of the claims
Dec 13, 2019
Letter accompanying subsequently filed items
Oct 31, 2019
Bibliographic data of the European patent application
Oct 31, 2019
Communication about intention to grant a European patent
Oct 31, 2019
Intention to grant (signatures)
Oct 31, 2019
Text intended for grant (clean copy)
Oct 31, 2019
Text intended for grant (version for approval)
Oct 15, 2019
Examination started
Oct 1, 2019
Copy of the international preliminary report on patentability
Oct 1, 2019
Translation of the international preliminary report on patentability
Sep 13, 2019
(Electronic) Receipt
Sep 13, 2019
Maintenance of the application
Aug 13, 2019
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Jul 25, 2019
Communication regarding the transmission of the European search report
Jul 25, 2019
European search opinion
Jul 25, 2019
Information on Search Strategy
Jul 25, 2019
Supplementary European search report
Jul 16, 2019
Search started
Jun 19, 2019
Invitation to indicate correct address of inventor
Jun 19, 2019
Invitation to indicate correct address of inventor
Jun 19, 2019
Invitation to indicate correct address of inventor
Jun 11, 2019
Letter which had not been notified
Jun 11, 2019
Letter which had not been notified
Jun 11, 2019
Letter which had not been notified
Apr 3, 2019
Notification of forthcoming publication
Feb 20, 2019
Enquiry with the International Bureau
Feb 18, 2019
Communication to designated inventor
Feb 18, 2019
Communication to designated inventor
Feb 18, 2019
Communication to designated inventor
Feb 15, 2019
Confirmation of effective date of early entry
Jan 28, 2019
(Electronic) Receipt
Jan 28, 2019
Abstract
Jan 28, 2019
Claims
Jan 28, 2019
Description
Jan 28, 2019
Drawings
Jan 28, 2019
Request for entry into the European phase
Oct 3, 2018
Priority document (electronically transmitted)
Sep 13, 2018
Copy of the international search report
Sep 13, 2018
Copy of the translated international search report
Sep 13, 2018
International publication pamphlet

EP3477719

LG CHEM

Application Number: EP18764092A
Filing Date: Mar 8, 2018
Status: Opposition Rejected; Feb 24, 2023
Publication Date: Jan 29, 2020
External Links: Slate, Register , Google Patents

IP Verse

Organic Light Emitting Device

Patent Summary

Patent Family

Patent Oppositions (2)

Dossier Documents

EP3477719