Method For Preparing Methylol Alkanal

Patent No. EP2910542 (titled "Method For Preparing Methylol Alkanal") was filed by LG Chem on Jul 21, 2014. The application was issued on Sep 14, 2022.

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
OQ CHEMICALS	Sep 3, 2020	MICHALSKI HUTTERMANN & PARTNER PATENTANWALTE MBB

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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Aug 19, 2022
Decision to maintain the European patent in amended form
Aug 19, 2022
Decision to maintain the European patent in amended form
Aug 12, 2022
Termination of the opposition proceedings with maintenance of patent
Aug 5, 2022
(Electronic) Receipt
Aug 5, 2022
French translation of claims
Aug 5, 2022
German translation of the claims
Aug 5, 2022
Letter accompanying subsequently filed items
Jun 10, 2022
Communication to opponent concerning maintenance
Jun 10, 2022
Communication with request to file translations
Jun 7, 2022
Maintenance of the patent with the documents specified in the final decision
Jun 3, 2022
Maintenance of the patent with the documents specified in the final decision
Apr 21, 2022
Communication of amended entries
Apr 6, 2022
Request concerning representative opponent
Feb 22, 2022
Advice of delivery
Feb 22, 2022
Advice of delivery
Feb 22, 2022
Annex to the communication - opposition
Feb 22, 2022
Decision of the Opposition Division and instruction
Feb 22, 2022
Druckexemplar in opposition procedure
Feb 22, 2022
Grounds for the decision (Annex) - opposition
Feb 22, 2022
Interlocutory decision in opposition proceedings
Feb 22, 2022
Interlocutory decision in opposition proceedings
Feb 22, 2022
Means of redress
Feb 22, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Feb 22, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Feb 22, 2022
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Feb 22, 2022
Provision of a copy of the minutes - opposition procedure
Feb 22, 2022
Provision of a copy of the minutes - opposition procedure
Feb 22, 2022
Scanned annex to a communication - opposition procedure
Feb 22, 2022
Transmittal of decision / summons - opposition
Feb 22, 2022
Transmittal of decision / summons - opposition
Nov 4, 2021
Information about the result of oral proceedings
Nov 3, 2021
Brief communication - Opposition proceedings
Oct 29, 2021
(Electronic) Receipt
Oct 29, 2021
Letter accompanying subsequently filed items
Oct 29, 2021
Written submission in preparation to/during oral proceedings
Oct 5, 2021
Brief communication - Opposition proceedings
Sep 30, 2021
(Electronic) Receipt
Sep 30, 2021
Citation in opposition procedure - 004
Sep 30, 2021
Consolidated list of cited opposition documents
Sep 30, 2021
Letter accompanying subsequently filed items
Sep 30, 2021
Written submission in preparation to/during oral proceedings
Sep 8, 2021
Brief communication - Opposition proceedings
Sep 3, 2021
(Electronic) Receipt
Sep 3, 2021
Auxiliary request during Opposition procedure
Sep 3, 2021
Auxiliary request during Opposition procedure
Sep 3, 2021
Auxiliary request during Opposition procedure
Sep 3, 2021
Auxiliary request during Opposition procedure
Sep 3, 2021
Auxiliary request during Opposition procedure
Sep 3, 2021
Auxiliary request during Opposition procedure - 01
Sep 3, 2021
Auxiliary request during Opposition procedure - 02
Sep 3, 2021
Auxiliary request during Opposition procedure - 03
Sep 3, 2021
Auxiliary request during Opposition procedure - 04
Sep 3, 2021
Auxiliary request during Opposition procedure - 05
Sep 3, 2021
Letter accompanying subsequently filed items
Sep 3, 2021
Main request during Opposition procedure
Sep 3, 2021
Main request during Opposition procedure
Sep 3, 2021
Written submission in preparation to/during oral proceedings
Aug 26, 2021
(Electronic) Receipt
Aug 20, 2021
(Electronic) Receipt
Aug 20, 2021
Letter accompanying subsequently filed items
Jul 20, 2021
Notification concerning the date of oral proceedings
Jul 20, 2021
Notification concerning the date of oral proceedings
Apr 9, 2021
Advice of delivery
Apr 6, 2021
Advice of delivery
Apr 6, 2021
Annex to the communication - opposition
Apr 6, 2021
Information concerning oral proceedings
Apr 6, 2021
Summons to attend oral proceedings
Apr 6, 2021
Summons to attend oral proceedings
Apr 6, 2021
Transmittal of decision / summons - opposition
Apr 6, 2021
Transmittal of decision / summons - opposition
Jan 19, 2021
Brief communication - Opposition proceedings
Jan 13, 2021
(Electronic) Receipt
Jan 13, 2021
Auxiliary request during Opposition procedure
Jan 13, 2021
Auxiliary request during Opposition procedure
Jan 13, 2021
Auxiliary request during Opposition procedure - 01
Jan 13, 2021
Auxiliary request during Opposition procedure - 02
Jan 13, 2021
Letter accompanying subsequently filed items
Jan 13, 2021
Reply of the patent proprietor to the notice(s) of opposition
Sep 18, 2020
Communication of a notice of opposition and request to file observations
Sep 18, 2020
Notice of further oppositions to opponent(s)
Sep 10, 2020
Communication of a notice of opposition - first information to patent proprietor
Sep 3, 2020
(Electronic) Receipt
Sep 3, 2020
Citation in opposition procedure - 001
Sep 3, 2020
Citation in opposition procedure - 002
Sep 3, 2020
Citation in opposition procedure - 003
Sep 3, 2020
General authorisation
Sep 3, 2020
International publication (Pamphlet)
Sep 3, 2020
Notice of opposition
Sep 3, 2020
Notice of opposition
Dec 16, 2019
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Nov 7, 2019
Decision to grant a European patent
Oct 23, 2019
(Electronic) Receipt
Oct 23, 2019
French translation of claims
Oct 23, 2019
German translation of the claims
Oct 23, 2019
Letter accompanying subsequently filed items
Sep 25, 2019
Bibliographic data of the European patent application
Sep 25, 2019
Communication about intention to grant a European patent
Sep 25, 2019
Intention to grant (signatures)
Sep 25, 2019
Text intended for grant (clean copy)
Sep 25, 2019
Text intended for grant (version for approval)
Oct 2, 2018
(Electronic) Receipt
Oct 2, 2018
Amended description with annotations
Oct 2, 2018
Description
Oct 2, 2018
Letter accompanying subsequently filed items
Oct 2, 2018
Reply to communication from the Examining Division
Sep 18, 2018
Annex to the communication
Sep 18, 2018
Communication from the Examining Division
Sep 13, 2018
Examination started
Mar 2, 2018
Response to enquiry for communication from the Examining Division
Feb 19, 2018
(Electronic) Receipt
Feb 19, 2018
Enquiry as to the processing of the file
Feb 19, 2018
Letter accompanying subsequently filed items
May 11, 2017
Submission concerning representation
Feb 22, 2017
(Electronic) Receipt
Feb 22, 2017
Amended claims filed after receipt of (European) search report
Feb 22, 2017
Amended claims with annotations
Feb 22, 2017
Amendments received before examination
Feb 22, 2017
Letter accompanying subsequently filed items
Sep 16, 2016
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Aug 31, 2016
Communication regarding the transmission of the European search report
Aug 31, 2016
European search opinion
Aug 31, 2016
Information on Search Strategy
Aug 31, 2016
Supplementary European search report
Aug 18, 2016
Search started
Mar 2, 2016
Communication to designated inventor
Mar 2, 2016
Communication to designated inventor
Mar 2, 2016
Communication to designated inventor
Mar 2, 2016
Communication to designated inventor
Feb 9, 2016
Copy of the international preliminary report on patentability
Feb 9, 2016
Translation of the international preliminary report on patentability
Sep 24, 2015
Communication regarding possible amendment of the application/payment of claims fee
Jul 29, 2015
Notification of forthcoming publication
May 15, 2015
(Electronic) Receipt
May 15, 2015
Abstract
May 15, 2015
Claims
May 15, 2015
Description
May 15, 2015
Drawings
May 15, 2015
Matter concerning the application
May 15, 2015
Request for entry into the European phase
Feb 16, 2015
Priority document (electronically transmitted)
Feb 16, 2015
Priority document (electronically transmitted)
Jan 29, 2015
Copy of the international search report
Jan 29, 2015
Copy of the translated international search report
Jan 29, 2015
International publication pamphlet

EP2910542

LG CHEM

Application Number: EP14830347A
Filing Date: Jul 21, 2014
Status: Patent Maintained As Amended; Aug 12, 2022
Publication Date: Sep 14, 2022
External Links: Slate, Register , Google Patents

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Method For Preparing Methylol Alkanal

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Dossier Documents

EP2910542