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IP Verse

Carbon Black Dispersion Solution And Manufacturing Method Therefor - EP3340255

The patent EP3340255 was granted to LG Chem on Nov 1, 2023. The application was originally filed on Aug 26, 2016 under application number EP16848812A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

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

Patent Summary

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Patent Oppositions

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	Opposition Status
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HASEGAWA	Nov 11, 2020	WINTER	-

Patent Citations (18) New

Patent citations refer to prior patents cited during different phases such as opposition or international search.

Citation Phase	Publication Number
INTERNATIONAL-SEARCH-REPORT	JP2011070908
INTERNATIONAL-SEARCH-REPORT	JP5533057B
INTERNATIONAL-SEARCH-REPORT	JP5672451B
INTERNATIONAL-SEARCH-REPORT	KR20120028860
INTERNATIONAL-SEARCH-REPORT	KR20150016852
INTERNATIONAL-SEARCH-REPORT	KR20150095413
OPPOSITION	JP2006253157
OPPOSITION	JP2011070908
OPPOSITION	JP2011184664
OPPOSITION	JP2013008485
OPPOSITION	JP2014193996
OPPOSITION	JP2015128013
OPPOSITION	JP2015133302
OPPOSITION	US2003054243
OPPOSITION	US2013345366
OPPOSITION	WO2015098116
SEARCH	JP2011184664
SEARCH	US2013244098

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