Carbon Black Dispersion Solution And Manufacturing Method Therefor

Patent No. EP3340255 (titled "Carbon Black Dispersion Solution And Manufacturing Method Therefor") was filed by LG Chem on Aug 26, 2016. The application was issued on Nov 1, 2023.

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
HASEGAWA	Nov 11, 2020	WINTER

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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Oct 6, 2023
Decision to maintain the European patent in amended form
Oct 6, 2023
Decision to maintain the European patent in amended form
Sep 29, 2023
Termination of the opposition proceedings with maintenance of patent
Sep 25, 2023
(Electronic) Receipt
Sep 25, 2023
Filing of the translation of the amended claims
Sep 25, 2023
French translation of claims
Sep 25, 2023
German translation of the claims
Sep 25, 2023
Letter accompanying subsequently filed items
Jun 28, 2023
Communication to opponent concerning maintenance
Jun 28, 2023
Communication with request to file translations
Jun 26, 2023
Communication of bibliographic data
Jun 21, 2023
Maintenance of the patent with the documents specified in the final decision
Feb 13, 2023
Advice of delivery
Feb 10, 2023
Annex to the communication - opposition
Feb 10, 2023
Decision of the Opposition Division and instruction
Feb 10, 2023
Druckexemplar in opposition procedure
Feb 10, 2023
Grounds for the decision (Annex) - opposition
Feb 10, 2023
Interlocutory decision in opposition proceedings
Feb 10, 2023
Interlocutory decision in opposition proceedings
Feb 10, 2023
Means of redress
Feb 10, 2023
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Feb 10, 2023
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Feb 10, 2023
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Feb 10, 2023
Provision of a copy of the minutes - opposition procedure
Feb 10, 2023
Provision of a copy of the minutes - opposition procedure
Feb 10, 2023
Transmittal of decision / summons - opposition
Feb 10, 2023
Transmittal of decision / summons - opposition
Nov 18, 2022
Information about the result of oral proceedings
Nov 16, 2022
Brief communication - Opposition proceedings
Nov 15, 2022
(Electronic) Receipt
Nov 15, 2022
Citation in opposition procedure - 022
Nov 15, 2022
Consolidated list of cited opposition documents
Nov 15, 2022
Letter accompanying subsequently filed items
Nov 15, 2022
Written submission in preparation to/during oral proceedings
Oct 26, 2022
Brief communication - Opposition proceedings
Oct 25, 2022
Brief communication - Opposition proceedings
Oct 21, 2022
Advice of delivery
Oct 20, 2022
Advice of delivery
Oct 20, 2022
Annex to the communication - opposition
Oct 20, 2022
Annex to the communication - opposition
Oct 20, 2022
Information concerning oral proceedings
Oct 20, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Oct 20, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Oct 20, 2022
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Oct 20, 2022
Provision of a copy of the minutes - opposition procedure
Oct 20, 2022
Provision of a copy of the minutes - opposition procedure
Oct 20, 2022
Scanned annex to a communication - opposition procedure
Oct 20, 2022
Scanned annex to a communication - opposition procedure
Oct 20, 2022
Transmittal of decision / summons - opposition
Oct 20, 2022
Transmittal of decision / summons - opposition
Oct 18, 2022
(Electronic) Receipt
Oct 18, 2022
(Electronic) Receipt
Oct 18, 2022
Citation in opposition procedure - 021
Oct 18, 2022
Letter accompanying subsequently filed items
Oct 18, 2022
Letter accompanying subsequently filed items
Oct 18, 2022
Written submission in preparation to/during oral proceedings
Oct 18, 2022
Written submission in preparation to/during oral proceedings
Sep 15, 2022
Information about the result of oral proceedings
Jul 22, 2022
Brief communication - Opposition proceedings
Jul 14, 2022
(Electronic) Receipt
Jul 14, 2022
Any annexes (other than citation) to an opposition letter
Jul 14, 2022
Citation in opposition procedure - 018
Jul 14, 2022
Citation in opposition procedure - 019
Jul 14, 2022
Citation in opposition procedure - 020
Jul 14, 2022
Letter accompanying subsequently filed items
Jul 14, 2022
Written submission in preparation to/during oral proceedings
Jul 7, 2022
Brief communication - Opposition proceedings
Jun 28, 2022
(Electronic) Receipt
Jun 28, 2022
Letter accompanying subsequently filed items
Jun 28, 2022
Written submission in preparation to/during oral proceedings
May 3, 2022
Notification concerning the date of oral proceedings
May 3, 2022
Notification concerning the date of oral proceedings
Apr 26, 2022
Brief communication - Opposition proceedings
Apr 14, 2022
(Electronic) Receipt
Apr 14, 2022
Citation in opposition procedure - 015
Apr 14, 2022
Citation in opposition procedure - 016
Apr 14, 2022
Citation in opposition procedure - 017
Apr 14, 2022
Letter accompanying subsequently filed items
Apr 14, 2022
Written submission in preparation to/during oral proceedings
Mar 29, 2022
Advice of delivery
Mar 28, 2022
Advice of delivery
Mar 24, 2022
Information about the result of oral proceedings
Mar 24, 2022
Information concerning oral proceedings
Mar 24, 2022
Summons to attend oral proceedings
Mar 24, 2022
Summons to attend oral proceedings
Mar 24, 2022
Transmittal of decision / summons - opposition
Mar 24, 2022
Transmittal of decision / summons - opposition
Mar 15, 2022
Brief communication - Opposition proceedings
Mar 15, 2022
Notification concerning the date of oral proceedings
Mar 15, 2022
Notification concerning the date of oral proceedings
Mar 8, 2022
(Electronic) Receipt
Mar 8, 2022
(Electronic) Receipt
Mar 8, 2022
Citation in opposition procedure - 013
Mar 8, 2022
Citation in opposition procedure - 014
Mar 8, 2022
Letter accompanying subsequently filed items
Mar 8, 2022
Letter accompanying subsequently filed items
Mar 8, 2022
Oral proceedings: Request for postponement
Mar 8, 2022
Written submission in preparation to/during oral proceedings
Mar 4, 2022
Brief communication - Opposition proceedings
Feb 28, 2022
(Electronic) Receipt
Feb 28, 2022
Written submission in preparation to/during oral proceedings
Jan 18, 2022
Brief communication - Opposition proceedings
Jan 17, 2022
Brief communication - Opposition proceedings
Jan 10, 2022
(Electronic) Receipt
Jan 10, 2022
(Electronic) Receipt
Jan 10, 2022
(Electronic) Receipt
Jan 10, 2022
Citation in opposition procedure - 011
Jan 10, 2022
Citation in opposition procedure - 011
Jan 10, 2022
Citation in opposition procedure - 012
Jan 10, 2022
Consolidated list of cited opposition documents
Jan 10, 2022
Letter accompanying subsequently filed items
Jan 10, 2022
Letter accompanying subsequently filed items
Jan 10, 2022
Request for interpreters during oral proceedings
Jan 10, 2022
Written submission in preparation to/during oral proceedings
Dec 10, 2021
Notification concerning the date of oral proceedings
Dec 10, 2021
Notification concerning the date of oral proceedings
Jul 12, 2021
Brief communication - Opposition proceedings
Jul 2, 2021
(Electronic) Receipt
Jul 2, 2021
Letter accompanying subsequently filed items
Jul 2, 2021
Written submission in preparation to/during oral proceedings
Jun 15, 2021
Advice of delivery
Jun 14, 2021
Advice of delivery
Jun 11, 2021
Annex to the communication - opposition
Jun 11, 2021
Information concerning oral proceedings
Jun 11, 2021
Summons to attend oral proceedings
Jun 11, 2021
Summons to attend oral proceedings
Jun 11, 2021
Transmittal of decision / summons - opposition
Jun 11, 2021
Transmittal of decision / summons - opposition
Apr 8, 2021
Brief communication - Opposition proceedings
Mar 31, 2021
(Electronic) Receipt
Mar 31, 2021
Auxiliary request during Opposition procedure
Mar 31, 2021
Auxiliary request during Opposition procedure
Mar 31, 2021
Auxiliary request during Opposition procedure
Mar 31, 2021
Auxiliary request during Opposition procedure
Mar 31, 2021
Auxiliary request during Opposition procedure - 01
Mar 31, 2021
Auxiliary request during Opposition procedure - 02
Mar 31, 2021
Auxiliary request during Opposition procedure - 03
Mar 31, 2021
Auxiliary request during Opposition procedure - 04
Mar 31, 2021
Letter accompanying subsequently filed items
Mar 31, 2021
Main request during Opposition procedure
Mar 31, 2021
Main request during Opposition procedure
Mar 31, 2021
Reply of the patent proprietor to the notice(s) of opposition
Mar 11, 2021
Communication of amended entries
Feb 23, 2021
Request concerning representative opponent
Feb 10, 2021
Brief communication - Opposition proceedings
Feb 4, 2021
(Electronic) Receipt
Feb 4, 2021
Citation in opposition procedure - 002
Feb 4, 2021
Citation in opposition procedure - 004
Feb 4, 2021
Citation in opposition procedure - 006
Feb 4, 2021
Citation in opposition procedure - 007
Feb 4, 2021
Letter accompanying subsequently filed items
Feb 4, 2021
Letter regarding the opposition procedure (no time limit)
Nov 26, 2020
Communication of a notice of opposition and request to file observations
Nov 26, 2020
Notice of further oppositions to opponent(s)
Nov 23, 2020
Brief communication - Opposition proceedings
Nov 18, 2020
(Electronic) Receipt
Nov 18, 2020
Letter accompanying subsequently filed items
Nov 18, 2020
Letter regarding the opposition procedure (no time limit)
Nov 17, 2020
Communication of a notice of opposition - first information to patent proprietor
Nov 11, 2020
(Electronic) Receipt
Nov 11, 2020
Citation in opposition procedure
Nov 11, 2020
Citation in opposition procedure - 001
Nov 11, 2020
Citation in opposition procedure - 001
Nov 11, 2020
Citation in opposition procedure - 002
Nov 11, 2020
Citation in opposition procedure - 002
Nov 11, 2020
Citation in opposition procedure - 003
Nov 11, 2020
Citation in opposition procedure - 003
Nov 11, 2020
Citation in opposition procedure - 004
Nov 11, 2020
Citation in opposition procedure - 005
Nov 11, 2020
Citation in opposition procedure - 006
Nov 11, 2020
Citation in opposition procedure - 006
Nov 11, 2020
Citation in opposition procedure - 007
Nov 11, 2020
Citation in opposition procedure - 007
Nov 11, 2020
Citation in opposition procedure - 008
Nov 11, 2020
Citation in opposition procedure - 008
Nov 11, 2020
Citation in opposition procedure - 009
Nov 11, 2020
Citation in opposition procedure - 010
Nov 11, 2020
Notice of opposition
Nov 11, 2020
Notice of opposition
Feb 24, 2020
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jan 16, 2020
Decision to grant a European patent
Dec 20, 2019
(Electronic) Receipt
Dec 20, 2019
Filing of the translations of the claims
Dec 20, 2019
French translation of claims
Dec 20, 2019
German translation of the claims
Dec 20, 2019
Letter accompanying subsequently filed items
Oct 29, 2019
Bibliographic data of the European patent application
Oct 29, 2019
Communication about intention to grant a European patent
Oct 29, 2019
Intention to grant (signatures)
Oct 29, 2019
Text intended for grant (clean copy)
Oct 29, 2019
Text intended for grant (version for approval)
Oct 1, 2019
Examination started
Jan 14, 2019
(Electronic) Receipt
Jan 14, 2019
Amended claims filed after receipt of (European) search report
Jan 14, 2019
Amended claims with annotations
Jan 14, 2019
Amendments received before examination
Jan 14, 2019
Letter accompanying subsequently filed items
Jul 20, 2018
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Jul 4, 2018
Communication regarding the transmission of the European search report
Jul 4, 2018
European search opinion
Jul 4, 2018
Information on Search Strategy
Jul 4, 2018
Supplementary European search report
Jun 20, 2018
Search started
May 30, 2018
Notification of forthcoming publication
Apr 19, 2018
Confirmation of effective date of early entry
Apr 18, 2018
Communication to designated inventor
Apr 18, 2018
Communication to designated inventor
Apr 18, 2018
Communication to designated inventor
Apr 18, 2018
Communication to designated inventor
Apr 18, 2018
Communication to designated inventor
Apr 18, 2018
Communication to designated inventor
Apr 18, 2018
Communication to designated inventor
Apr 18, 2018
Communication to designated inventor
Apr 9, 2018
Copy of the international preliminary report on patentability
Apr 9, 2018
Translation of the international preliminary report on patentability
Mar 19, 2018
(Electronic) Receipt
Mar 19, 2018
Abstract
Mar 19, 2018
Claims
Mar 19, 2018
Description
Mar 19, 2018
Request for entry into the European phase
Feb 2, 2018
Information on entry into European phase
Apr 18, 2017
Priority document (electronically transmitted)
Mar 30, 2017
Copy of the international search report
Mar 30, 2017
Copy of the translated international search report
Mar 30, 2017
International publication pamphlet

EP3340255

LG CHEM

Application Number: EP16848812A
Filing Date: Aug 26, 2016
Status: Patent Maintained As Amended; Sep 29, 2023
Publication Date: Nov 1, 2023
External Links: Slate, Register , Google Patents

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Carbon Black Dispersion Solution And Manufacturing Method Therefor

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Dossier Documents

EP3340255