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Method Of Preparing Of 60% Or More Cis-Di(C4-C20)Alkyl Cyclohexane-1,4-Dicarboxylate

Patent No. EP2344443 (titled "Method Of Preparing Of 60% Or More Cis-Di(C4-C20)Alkyl Cyclohexane-1,4-Dicarboxylate") was filed by Hanwha Chemical on Oct 16, 2009. The application was issued on Sep 18, 2019.

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
EVONIK OPERATIONS	Jun 16, 2020	GODEMEYER BLUM LENZE PATENTANWALTE PARTNERSCHAFT MBB WERKPATENT

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 17, 2024
Decision of the Board of Appeal
Oct 17, 2024
F3032 Notification(s) of the decision
Oct 17, 2024
F3032 Notification(s) of the decision
Sep 18, 2024
F3013 Oral Proceedings: Forwarding minutes
Sep 18, 2024
F3013 Oral Proceedings: Forwarding minutes
Sep 18, 2024
F3315 Oral Proceedings: Minutes (Appellant : Proprietor)
Sep 3, 2024
F3345 Forwarding of submissions to parties
Sep 2, 2024
(Electronic) Receipt
Sep 2, 2024
Letter accompanying subsequently filed items
Sep 2, 2024
Letter dealing with oral proceedings during the appeal procedure
Aug 21, 2024
F3345 Forwarding of submissions to parties
Aug 16, 2024
(Electronic) Receipt
Aug 16, 2024
Letter accompanying subsequently filed items
Aug 16, 2024
Request for interpreters during oral proceedings
May 23, 2024
(Electronic) Receipt
May 16, 2024
Oral proceedings: change of venue
May 16, 2024
Oral proceedings: change of venue
May 15, 2024
F3345 Forwarding of submissions to parties
May 8, 2024
(Electronic) Receipt
May 8, 2024
Letter dealing with oral proceedings during the appeal procedure
Apr 8, 2024
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Apr 8, 2024
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Mar 4, 2024
F3345 Forwarding of submissions to parties
Feb 28, 2024
(Electronic) Receipt
Feb 28, 2024
Letter accompanying subsequently filed items
Feb 14, 2024
F3011.1 Oral Proceedings: summons
Feb 14, 2024
F3011.1 Oral Proceedings: summons
Feb 9, 2024
F3010 Oral proceedings: order for summons
Dec 15, 2023
F3303.16 Change of composition of the Board (T)
Sep 19, 2023
Composition of the board (T)
Aug 12, 2022
F3345 Forwarding of submissions to parties
Aug 8, 2022
(Electronic) Receipt
Aug 8, 2022
Letter accompanying subsequently filed items
Aug 8, 2022
Reply to appeal
Apr 14, 2022
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Apr 8, 2022
(Electronic) Receipt
Apr 8, 2022
Amended claims with annotations
Apr 8, 2022
Amended claims with annotations
Apr 8, 2022
Amended claims with annotations
Apr 8, 2022
Amended claims with annotations
Apr 8, 2022
Amended claims with annotations
Apr 8, 2022
Amended claims with annotations
Apr 8, 2022
Auxiliary request during appeals procedure - 01
Apr 8, 2022
Auxiliary request during appeals procedure - 02
Apr 8, 2022
Auxiliary request during appeals procedure - 03
Apr 8, 2022
Auxiliary request during appeals procedure - 04
Apr 8, 2022
Auxiliary request during appeals procedure - 05
Apr 8, 2022
Auxiliary request during appeals procedure - 06
Apr 8, 2022
F3345 Forwarding of submissions to parties
Apr 8, 2022
Letter accompanying subsequently filed items
Apr 8, 2022
Statement of grounds of appeal
Apr 5, 2022
(Electronic) Receipt
Apr 5, 2022
Letter accompanying subsequently filed items
Apr 5, 2022
Letter relating to Appeal Procedure
Feb 15, 2022
F3045 Inadmissibility of the appeal: missing address / missing name
Feb 15, 2022
F3204 Communication of the file number to the parties
Feb 15, 2022
F3204 Communication of the file number to the parties
Feb 15, 2022
F3345 Forwarding of submissions to parties
Feb 8, 2022
(Electronic) Receipt
Feb 8, 2022
Letter accompanying subsequently filed items
Feb 8, 2022
Notice of appeal
Dec 10, 2021
Advice of delivery
Dec 9, 2021
Advice of delivery
Dec 8, 2021
Advice of delivery
Dec 8, 2021
Annex to the communication - opposition
Dec 8, 2021
Decision of the Opposition Division and instruction
Dec 8, 2021
Decision revoking the European patent
Dec 8, 2021
Decision revoking the European patent
Dec 8, 2021
Grounds for the decision (Annex) - opposition
Dec 8, 2021
Means of redress
Dec 8, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Dec 8, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Dec 8, 2021
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Dec 8, 2021
Provision of a copy of the minutes - opposition procedure
Dec 8, 2021
Provision of a copy of the minutes - opposition procedure
Dec 8, 2021
Scanned annex to a communication - opposition procedure
Dec 8, 2021
Transmittal of decision / summons - opposition
Dec 8, 2021
Transmittal of decision / summons - opposition
Oct 22, 2021
Brief communication - Opposition proceedings
Oct 21, 2021
Information about the result of oral proceedings
Oct 18, 2021
(Electronic) Receipt
Oct 18, 2021
Auxiliary request during Opposition procedure
Oct 18, 2021
Auxiliary request during Opposition procedure
Oct 18, 2021
Auxiliary request during Opposition procedure - 03
Oct 18, 2021
Auxiliary request during Opposition procedure - 04
Oct 18, 2021
Citation in opposition procedure - 018
Oct 18, 2021
Consolidated list of cited opposition documents
Oct 18, 2021
Letter accompanying subsequently filed items
Oct 18, 2021
Written submission in preparation to/during oral proceedings
Sep 29, 2021
Brief communication - Opposition proceedings
Sep 23, 2021
(Electronic) Receipt
Sep 23, 2021
Citation in opposition procedure - 016
Sep 23, 2021
Citation in opposition procedure - 017
Sep 23, 2021
Letter accompanying subsequently filed items
Sep 23, 2021
Written submission in preparation to/during oral proceedings
Aug 26, 2021
Brief communication - Opposition proceedings
Aug 23, 2021
Brief communication - Opposition proceedings
Aug 20, 2021
(Electronic) Receipt
Aug 20, 2021
Citation in opposition procedure - 014
Aug 20, 2021
Citation in opposition procedure - 015
Aug 20, 2021
Letter accompanying subsequently filed items
Aug 20, 2021
Written submission in preparation to/during oral proceedings
Aug 17, 2021
(Electronic) Receipt
Aug 17, 2021
Request for interpreters during oral proceedings
Aug 17, 2021
Written submission in preparation to/during oral proceedings
Aug 10, 2021
Notification concerning the date of oral proceedings
Aug 10, 2021
Notification concerning the date of oral proceedings
Feb 4, 2021
Advice of delivery
Feb 2, 2021
Advice of delivery
Feb 2, 2021
Annex to the communication - opposition
Feb 2, 2021
Information concerning oral proceedings
Feb 2, 2021
Summons to attend oral proceedings
Feb 2, 2021
Summons to attend oral proceedings
Feb 2, 2021
Transmittal of decision / summons - opposition
Feb 2, 2021
Transmittal of decision / summons - opposition
Jan 11, 2021
Brief communication - Opposition proceedings
Dec 21, 2020
(Electronic) Receipt
Dec 21, 2020
Citation in opposition procedure - 013
Dec 21, 2020
Letter accompanying subsequently filed items
Dec 21, 2020
Letter regarding the opposition procedure (no time limit)
Nov 5, 2020
Brief communication - Opposition proceedings
Oct 30, 2020
(Electronic) Receipt
Oct 30, 2020
(Electronic) Receipt
Oct 30, 2020
Auxiliary request during Opposition procedure
Oct 30, 2020
Auxiliary request during Opposition procedure
Oct 30, 2020
Auxiliary request during Opposition procedure - 01
Oct 30, 2020
Auxiliary request during Opposition procedure - 02
Oct 30, 2020
Citation in opposition procedure - 012
Oct 30, 2020
Letter regarding the opposition procedure (no time limit)
Oct 30, 2020
Reply of the patent proprietor to the notice(s) of opposition
Oct 30, 2020
Reply of the patent proprietor to the notice(s) of opposition
Jun 30, 2020
Communication of a notice of opposition and request to file observations
Jun 30, 2020
Notice of further oppositions to opponent(s)
Jun 22, 2020
Communication of a notice of opposition - first information to patent proprietor
Jun 22, 2020
Communication of a notice of opposition - first information to patent proprietor
Jun 16, 2020
(Electronic) Receipt
Jun 16, 2020
Citation in opposition procedure - 001
Jun 16, 2020
Citation in opposition procedure - 002
Jun 16, 2020
Citation in opposition procedure - 003
Jun 16, 2020
Citation in opposition procedure - 003
Jun 16, 2020
Citation in opposition procedure - 004
Jun 16, 2020
Citation in opposition procedure - 005
Jun 16, 2020
Citation in opposition procedure - 006
Jun 16, 2020
Citation in opposition procedure - 007
Jun 16, 2020
Citation in opposition procedure - 008
Jun 16, 2020
Citation in opposition procedure - 009
Jun 16, 2020
Citation in opposition procedure - 010
Jun 16, 2020
Citation in opposition procedure - 011
Jun 16, 2020
International publication (Pamphlet)
Jun 16, 2020
Notice of opposition
Jun 16, 2020
Notice of opposition
Sep 30, 2019
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Aug 22, 2019
Decision to grant a European patent
Aug 8, 2019
(Electronic) Receipt
Aug 8, 2019
Filing of the translations of the claims
Aug 8, 2019
French translation of claims
Aug 8, 2019
German translation of the claims
Apr 17, 2019
Bibliographic data of the European patent application
Apr 17, 2019
Communication about intention to grant a European patent
Apr 17, 2019
Intention to grant (signatures)
Apr 17, 2019
Text intended for grant (clean copy)
Apr 17, 2019
Text intended for grant (version for approval)
Sep 3, 2018
(Electronic) Receipt
Sep 3, 2018
Amended description with annotations
Sep 3, 2018
Claims
Sep 3, 2018
Description
Sep 3, 2018
Letter accompanying subsequently filed items
Sep 3, 2018
Reply to communication from the Examining Division
May 3, 2018
Annex to the communication
May 3, 2018
Communication from the Examining Division
Dec 22, 2017
(Electronic) Receipt
Dec 22, 2017
Amended claims with annotations
Dec 22, 2017
Amended claims with annotations
Dec 22, 2017
Claims
Dec 22, 2017
Claims
Dec 22, 2017
Letter accompanying subsequently filed items
Dec 22, 2017
Reply to communication from the Examining Division
Aug 22, 2017
Annex to the communication
Aug 22, 2017
Communication from the Examining Division
Feb 24, 2017
(Electronic) Receipt
Feb 24, 2017
Amended claims with annotations
Feb 24, 2017
Claims
Feb 24, 2017
Letter accompanying subsequently filed items
Feb 24, 2017
Reply to communication from the Examining Division
Jan 10, 2017
Grant of extension of time limit (examination procedure)
Dec 28, 2016
(Electronic) Receipt
Dec 28, 2016
Request for extension of time limit to communication from the Examining Division
Aug 23, 2016
Annex to the communication
Aug 23, 2016
Communication from the Examining Division
Aug 17, 2016
Examination started
Feb 25, 2015
Submission concerning representation
Feb 25, 2015
Submission concerning representation
Feb 16, 2015
(Electronic) Receipt
Feb 16, 2015
Amended claims filed after receipt of (European) search report
Feb 16, 2015
Amended claims with annotations
Feb 16, 2015
Amendments received before examination
Feb 16, 2015
Letter accompanying subsequently filed items
Aug 7, 2014
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Jul 21, 2014
Communication regarding the transmission of the European search report
Jul 21, 2014
European search opinion
Jul 21, 2014
Supplementary European search report
Jul 8, 2014
Search started
Mar 28, 2014
CDS Clean up - amended data concerning the representative of the applicant (Association)
Aug 16, 2011
Matter concerning the application
Jul 29, 2011
Invitation to indicate correct address of inventor
Jun 29, 2011
Letter which had not been notified
Jun 22, 2011
Notification on forthcoming publication of bibliographic data
Jun 1, 2011
Communication regarding possible amendment of the application/payment of claims fee
May 6, 2011
Copy of the international preliminary report on patentability
Apr 4, 2011
(Electronic) Receipt
Apr 4, 2011
Request for entry into the European phase
Feb 25, 2011
Information on entry into European phase
Jul 29, 2010
Copy of the international search report
Jul 29, 2010
International publication of the international search report
May 12, 2010
Priority document (electronically transmitted)
May 12, 2010
Priority document (electronically transmitted)
Apr 22, 2010
Published international application - A2

EP2344443

HANWHA CHEMICAL

Application Number: EP09820788A
Filing Date: Oct 16, 2009
Status: Revoked; Nov 1, 2024
Publication Date: Sep 18, 2019
External Links: Slate, Register , Google Patents