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Method For Producing Methacrylic Acid Ester - EP2848694

The patent EP2848694 was granted to Mitsubishi Chemical on Aug 1, 2018. The application was originally filed on Sep 10, 2013 under application number EP13834617A. The patent is currently recorded with a legal status of "Opposition Rejected".

EP2848694

MITSUBISHI CHEMICAL

Application Number: EP13834617A
Filing Date: Sep 10, 2013
Status: Opposition Rejected; Mar 7, 2025
Publication Date: Aug 1, 2018
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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FORRESTERS	Apr 26, 2019	FORRESTERS	ADMISSIBLE

Patent Citations (27) New

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

Citation Phase	Publication Number
DESCRIPTION	JP2011200133
DESCRIPTION	JPH0564589
DESCRIPTION	JPH1024867
DESCRIPTION	JPH10337185
DESCRIPTION	WO0032789
DESCRIPTION	WO2007039415
DESCRIPTION	WO2007110394
DESCRIPTION	WO2008145737
DESCRIPTION	WO2009135074
DESCRIPTION	WO2011031897
DESCRIPTION	WO2012135789
INTERNATIONAL-SEARCH-REPORT	JP2011519561
INTERNATIONAL-SEARCH-REPORT	WO0032789
INTERNATIONAL-SEARCH-REPORT	WO2007039415
INTERNATIONAL-SEARCH-REPORT	WO2012135789
OPPOSITION	EP3029145
OPPOSITION	US2010291644
OPPOSITION	WO0032789
OPPOSITION	WO2007039415
OPPOSITION	WO2009135074
OPPOSITION	WO2012135789
OPPOSITION	WO2015015784
SEARCH	WO0032789
SEARCH	WO2005090586
SEARCH	WO2007039415
SEARCH	WO2009135074
SEARCH	WO2012135789

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, 2025
Decision of the Board of Appeal
Appeal
Feb 28, 2025
F3032 Notification(s) of the decision
Appeal
Feb 28, 2025
F3032 Notification(s) of the decision
Appeal
Feb 4, 2025
F3013 Oral Proceedings: Forwarding minutes
Appeal
Feb 4, 2025
F3013 Oral Proceedings: Forwarding minutes
Appeal
Feb 4, 2025
F3316 Oral Proceedings: Minutes (Appellant: Opponent)
Appeal
Jan 3, 2025
F3345 Forwarding of submissions to parties
Appeal
Dec 20, 2024
(Electronic) Receipt
Appeal
Dec 20, 2024
Letter accompanying subsequently filed items
Appeal
Dec 20, 2024
Letter dealing with oral proceedings during the appeal procedure
Appeal
Dec 12, 2024
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Appeal
Dec 12, 2024
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Appeal
Dec 10, 2024
F3345 Forwarding of submissions to parties
Appeal
Dec 5, 2024
(Electronic) Receipt
Appeal
Dec 5, 2024
Letter accompanying subsequently filed items
Appeal
Dec 5, 2024
Letter dealing with oral proceedings during the appeal procedure
Appeal
Dec 4, 2024
(Electronic) Receipt
Appeal
Dec 4, 2024
Letter accompanying subsequently filed items
Appeal
Oct 25, 2024
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Appeal
Oct 25, 2024
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Appeal
Apr 18, 2024
(Electronic) Receipt
Appeal
Apr 18, 2024
F3011.2 Oral Proceedings: Summons VICO
Appeal
Apr 18, 2024
F3011.2 Oral Proceedings: Summons VICO
Appeal
Apr 18, 2024
Letter accompanying subsequently filed items
Appeal
Apr 15, 2024
F3010 Oral proceedings: order for summons
Appeal
Mar 19, 2024
F3303.16 Change of composition of the Board (T)
Appeal
Mar 18, 2024
F3017 Oral Proceedings: Notification of cancellation/postponing
Appeal
Mar 18, 2024
F3017 Oral Proceedings: Notification of cancellation/postponing
Appeal
Mar 18, 2024
F3056 Communication: Change of Board due to the technical nature of the appeal
Appeal
Mar 18, 2024
F3056 Communication: Change of Board due to the technical nature of the appeal
Appeal
Mar 18, 2024
F3313 Order: change of Board due to the technical aspects of the appeal
Appeal
Mar 13, 2024
F3014 Oral Proceedings: Order cancelling/postponing
Appeal
Nov 13, 2023
F3011.1 Oral Proceedings: summons
Appeal
Nov 13, 2023
F3011.1 Oral Proceedings: summons
Appeal
Nov 13, 2023
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Appeal
Nov 13, 2023
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Appeal
Nov 8, 2023
Composition of the board (T)
Appeal
Nov 8, 2023
F3010 Oral proceedings: order for summons
Appeal
Apr 13, 2023
F3345 Forwarding of submissions to parties
Appeal
Apr 6, 2023
(Electronic) Receipt
Appeal
Apr 6, 2023
Amended claims with annotations
Appeal
Apr 6, 2023
Amended claims with annotations
Appeal
Apr 6, 2023
Amended claims with annotations
Appeal
Apr 6, 2023
Amended claims with annotations
Appeal
Apr 6, 2023
Amended claims with annotations
Appeal
Apr 6, 2023
Amended claims with annotations
Appeal
Apr 6, 2023
Amended claims with annotations
Appeal
Apr 6, 2023
Annexes (other than cited documents) regarding appeal procedure
Appeal
Apr 6, 2023
Auxiliary request during appeals procedure - 01
Appeal
Apr 6, 2023
Auxiliary request during appeals procedure - 02
Appeal
Apr 6, 2023
Auxiliary request during appeals procedure - 03
Appeal
Apr 6, 2023
Auxiliary request during appeals procedure - 04
Appeal
Apr 6, 2023
Auxiliary request during appeals procedure - 05
Appeal
Apr 6, 2023
Auxiliary request during appeals procedure - 06
Appeal
Apr 6, 2023
Auxiliary request during appeals procedure - 07
Appeal
Apr 6, 2023
Citation in appeal procedure - 020
Appeal
Apr 6, 2023
Citation in appeal procedure - 021
Appeal
Apr 6, 2023
Consolidated list of documents cited in appeal procedure
Appeal
Apr 6, 2023
Letter accompanying subsequently filed items
Appeal
Apr 6, 2023
Reply to appeal
Appeal
Nov 28, 2022
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Appeal
Nov 23, 2022
(Electronic) Receipt
Appeal
Nov 23, 2022
Citation in appeal procedure - 018
Appeal
Nov 23, 2022
Citation in appeal procedure - 019
Appeal
Nov 23, 2022
Consolidated list of documents cited in appeal procedure
Appeal
Nov 23, 2022
Letter accompanying subsequently filed items
Appeal
Nov 23, 2022
Statement of grounds of appeal
Appeal
Oct 6, 2022
F3345 Forwarding of submissions to parties
Appeal
Sep 30, 2022
(Electronic) Receipt
Appeal
Sep 30, 2022
Letter accompanying subsequently filed items
Appeal
Sep 30, 2022
Letter relating to Appeal Procedure
Appeal
Sep 13, 2022
F3204 Communication of the file number to the parties
Appeal
Sep 13, 2022
F3204 Communication of the file number to the parties
Appeal
Aug 31, 2022
(Electronic) Receipt
Appeal
Aug 31, 2022
Letter accompanying subsequently filed items
Appeal
Aug 31, 2022
Notice of appeal
Appeal
Jul 19, 2022
Advice of delivery
OPPO
Jul 18, 2022
Advice of delivery
OPPO
Jul 13, 2022
Annex to the communication - opposition
OPPO
Jul 13, 2022
Decision of the Opposition Division and instruction
OPPO
Jul 13, 2022
Decision rejecting the opposition
OPPO
Jul 13, 2022
Decision rejecting the opposition
OPPO
Jul 13, 2022
Grounds for the decision (Annex) - opposition
OPPO
Jul 13, 2022
Means of redress
OPPO
Jul 13, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
OPPO
Jul 13, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
OPPO
Jul 13, 2022
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
OPPO
Jul 13, 2022
Provision of a copy of the minutes - opposition procedure
OPPO
Jul 13, 2022
Provision of a copy of the minutes - opposition procedure
OPPO
Jul 13, 2022
Scanned annex to a communication - opposition procedure
OPPO
Jul 13, 2022
Scanned annex to a communication - opposition procedure
OPPO
Jul 13, 2022
Transmittal of decision / summons - opposition
OPPO
Jul 13, 2022
Transmittal of decision / summons - opposition
OPPO
Apr 13, 2022
Information about the result of oral proceedings
OPPO
Apr 7, 2022
(Electronic) Receipt
OPPO
Apr 7, 2022
Letter accompanying subsequently filed items
OPPO
Mar 17, 2022
(Electronic) Receipt
OPPO
Feb 18, 2022
Brief communication - Opposition proceedings
OPPO
Feb 11, 2022
(Electronic) Receipt
OPPO
Feb 11, 2022
Auxiliary request during Opposition procedure
OPPO
Feb 11, 2022
Auxiliary request during Opposition procedure
OPPO
Feb 11, 2022
Auxiliary request during Opposition procedure
OPPO
Feb 11, 2022
Auxiliary request during Opposition procedure
OPPO
Feb 11, 2022
Auxiliary request during Opposition procedure
OPPO
Feb 11, 2022
Auxiliary request during Opposition procedure - 03
OPPO
Feb 11, 2022
Auxiliary request during Opposition procedure - 04
OPPO
Feb 11, 2022
Auxiliary request during Opposition procedure - 05
OPPO
Feb 11, 2022
Auxiliary request during Opposition procedure - 06
OPPO
Feb 11, 2022
Auxiliary request during Opposition procedure - 07
OPPO
Feb 11, 2022
Citation in opposition procedure - 017
OPPO
Feb 11, 2022
Citation in opposition procedure - 017
OPPO
Feb 11, 2022
Consolidated list of cited opposition documents
OPPO
Feb 11, 2022
Letter accompanying subsequently filed items
OPPO
Feb 11, 2022
Written submission in preparation to/during oral proceedings
OPPO
Feb 10, 2022
Brief communication - Opposition proceedings
OPPO
Feb 3, 2022
(Electronic) Receipt
OPPO
Feb 3, 2022
Letter accompanying subsequently filed items
OPPO
Feb 3, 2022
Written submission in preparation to/during oral proceedings
OPPO
Dec 16, 2021
(Electronic) Receipt
OPPO
Dec 16, 2021
Letter accompanying subsequently filed items
OPPO
Dec 16, 2021
Notification concerning the date of oral proceedings
OPPO
Dec 16, 2021
Notification concerning the date of oral proceedings
OPPO
Apr 21, 2021
Advice of delivery
OPPO
Apr 16, 2021
Advice of delivery
OPPO
Apr 13, 2021
Annex to the communication - opposition
OPPO
Apr 13, 2021
Information concerning oral proceedings
OPPO
Apr 13, 2021
Summons to attend oral proceedings
OPPO
Apr 13, 2021
Summons to attend oral proceedings
OPPO
Apr 13, 2021
Transmittal of decision / summons - opposition
OPPO
Apr 13, 2021
Transmittal of decision / summons - opposition
OPPO
Mar 10, 2021
Brief communication - Opposition proceedings
OPPO
Mar 4, 2021
(Electronic) Receipt
OPPO
Mar 4, 2021
Letter accompanying subsequently filed items
OPPO
Mar 4, 2021
Written submission in preparation to/during oral proceedings
OPPO
Sep 14, 2020
Letter accompanying subsequently filed items
OPPO
Sep 14, 2020
Request concerning representative opponent
OPPO
Sep 14, 2020
Request concerning representative opponent
OPPO
Aug 6, 2020
Notification concerning the date of oral proceedings
OPPO
Aug 6, 2020
Notification concerning the date of oral proceedings
OPPO
Aug 4, 2020
Brief communication - Opposition proceedings
OPPO
Jul 30, 2020
(Electronic) Receipt
OPPO
Jul 30, 2020
Letter accompanying subsequently filed items
OPPO
Jul 30, 2020
Oral proceedings: reply to date proposed
OPPO
Jul 24, 2020
Notification concerning the date of oral proceedings
OPPO
Jul 24, 2020
Notification concerning the date of oral proceedings
OPPO
Feb 24, 2020
Advice of delivery
OPPO
Feb 24, 2020
Advice of delivery
OPPO
Feb 20, 2020
Acknowledgement of a document
OPPO
Feb 20, 2020
Acknowledgement of a document
OPPO
Feb 20, 2020
Annex to the communication - opposition
OPPO
Feb 20, 2020
Information concerning oral proceedings
OPPO
Feb 20, 2020
Summons to attend oral proceedings
OPPO
Feb 20, 2020
Summons to attend oral proceedings
OPPO
Oct 15, 2019
Brief communication - Opposition proceedings
OPPO
Oct 8, 2019
(Electronic) Receipt
OPPO
Oct 8, 2019
Auxiliary request during Opposition procedure
OPPO
Oct 8, 2019
Auxiliary request during Opposition procedure
OPPO
Oct 8, 2019
Auxiliary request during Opposition procedure - 01
OPPO
Oct 8, 2019
Auxiliary request during Opposition procedure - 02
OPPO
Oct 8, 2019
Citation in opposition procedure - 015
OPPO
Oct 8, 2019
Citation in opposition procedure - 016
OPPO
Oct 8, 2019
Letter accompanying subsequently filed items
OPPO
Oct 8, 2019
Reply of the patent proprietor to the notice(s) of opposition
OPPO
May 31, 2019
Communication of a notice of opposition and request to file observations
OPPO
May 31, 2019
Notice of further oppositions to opponent(s)
OPPO
May 24, 2019
Brief communication - Opposition proceedings
OPPO
May 21, 2019
(Electronic) Receipt
OPPO
May 21, 2019
Citation in opposition procedure - 004
OPPO
May 21, 2019
Citation in opposition procedure - 005
OPPO
May 21, 2019
Letter accompanying subsequently filed items
OPPO
May 21, 2019
Letter regarding the opposition procedure (no time limit)
OPPO
May 15, 2019
Brief communication - Opposition proceedings
OPPO
May 9, 2019
(Electronic) Receipt
OPPO
May 9, 2019
Brief communication - Opposition proceedings
OPPO
May 9, 2019
Letter accompanying subsequently filed items
OPPO
May 9, 2019
Letter regarding the opposition procedure (no time limit)
OPPO
May 9, 2019
Request for documents
OPPO
May 3, 2019
Communication of a notice of opposition - first information to patent proprietor
OPPO
Apr 26, 2019
(Electronic) Receipt
OPPO
Apr 26, 2019
Citation in opposition procedure - 001
OPPO
Apr 26, 2019
Citation in opposition procedure - 002
OPPO
Apr 26, 2019
Citation in opposition procedure - 002
OPPO
Apr 26, 2019
Citation in opposition procedure - 003
OPPO
Apr 26, 2019
Citation in opposition procedure - 003
OPPO
Apr 26, 2019
Citation in opposition procedure - 006
OPPO
Apr 26, 2019
Citation in opposition procedure - 007
OPPO
Apr 26, 2019
Citation in opposition procedure - 008
OPPO
Apr 26, 2019
Citation in opposition procedure - 009
OPPO
Apr 26, 2019
Citation in opposition procedure - 010
OPPO
Apr 26, 2019
Citation in opposition procedure - 011
OPPO
Apr 26, 2019
Citation in opposition procedure - 012
OPPO
Apr 26, 2019
Citation in opposition procedure - 013
OPPO
Apr 26, 2019
Citation in opposition procedure - 014
OPPO
Apr 26, 2019
Notice of opposition
OPPO
Apr 26, 2019
Notice of opposition
OPPO
Apr 26, 2019
Priority document
OPPO
Apr 26, 2019
Priority document
OPPO
Aug 13, 2018
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Search/Exam
Jul 5, 2018
Decision to grant a European patent
Search/Exam
Jun 20, 2018
(Electronic) Receipt
Search/Exam
Jun 20, 2018
Filing of the translations of the claims
Search/Exam
Jun 20, 2018
French translation of claims
Search/Exam
Jun 20, 2018
German translation of the claims
Search/Exam
Jun 20, 2018
Letter accompanying subsequently filed items
Search/Exam
Mar 29, 2018
Bibliographic data of the European patent application
Search/Exam
Mar 29, 2018
Communication about intention to grant a European patent
Search/Exam
Mar 29, 2018
Intention to grant (signatures)
Search/Exam
Mar 29, 2018
Text intended for grant (clean copy)
Search/Exam
Mar 29, 2018
Text intended for grant (sequence listing)
Search/Exam
Mar 29, 2018
Text intended for grant (version for approval)
Search/Exam
Mar 21, 2018
Processing of request for correction of text proposed for grant or third party observations (from 01-04-2012)
Search/Exam
Mar 13, 2018
(Electronic) Receipt
Search/Exam
Mar 13, 2018
Letter accompanying subsequently filed items
Search/Exam
Mar 13, 2018
Request for correction/amendment of the text proposed for grant sent from 01.04.2012
Search/Exam
Dec 14, 2017
Bibliographic data of the European patent application
Search/Exam
Dec 14, 2017
Communication about intention to grant a European patent
Search/Exam
Dec 14, 2017
Intention to grant (signatures)
Search/Exam
Dec 14, 2017
Text intended for grant (clean copy)
Search/Exam
Dec 14, 2017
Text intended for grant (sequence listing)
Search/Exam
Dec 14, 2017
Text intended for grant (version for approval)
Search/Exam
Oct 24, 2017
Examination started
Search/Exam
Jul 27, 2017
Response to enquiry for communication from the Examining Division
Search/Exam
Jul 19, 2017
Communication of the registration of a transfer or change of name and/or address
Search/Exam
Jul 14, 2017
(Electronic) Receipt
Search/Exam
Jul 14, 2017
Deficiencies in an enquiry
Search/Exam
Jul 14, 2017
Enquiry as to the processing of the file
Search/Exam
Jul 14, 2017
Letter accompanying subsequently filed items
Search/Exam
Jul 12, 2017
Submission concerning change of applicant's name
Search/Exam
Jul 12, 2017
Submission concerning change of applicant's name
Search/Exam
Jul 6, 2017
(Electronic) Receipt
Search/Exam
Jul 6, 2017
Letter accompanying subsequently filed items
Search/Exam
Jul 6, 2017
Letter relating to the search and/or examination procedure
Search/Exam
Jan 25, 2016
Amended claims filed after receipt of (European) search report
Search/Exam
Jan 25, 2016
Amended claims with annotations
Search/Exam
Jan 25, 2016
Amendments received before examination
Search/Exam
Jul 23, 2015
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Search/Exam
Jul 6, 2015
Communication regarding the transmission of the European search report
Search/Exam
Jul 6, 2015
European search opinion
Search/Exam
Jul 6, 2015
Supplementary European search report
Search/Exam
Jun 22, 2015
Search started
Search/Exam
Apr 15, 2015
Communication to designated inventor
Search/Exam
Apr 15, 2015
Communication to designated inventor
Search/Exam
Apr 15, 2015
Communication to designated inventor
Search/Exam
Apr 15, 2015
Communication to designated inventor
Search/Exam
Mar 23, 2015
Copy of the international preliminary report on patentability
Search/Exam
Mar 23, 2015
Translation of the international preliminary report on patentability
Search/Exam
Mar 19, 2015
Confirmation of receipt of (electronically) transmitted priority document
Search/Exam
Mar 13, 2015
Priority document (electronically transmitted)
Search/Exam
Mar 13, 2015
Priority document (electronically transmitted)
Search/Exam
Mar 13, 2015
Priority document (electronically transmitted)
Search/Exam
Feb 18, 2015
Notification of forthcoming publication
Search/Exam
Feb 10, 2015
Translation of the international preliminary report on patentability
Search/Exam
Feb 10, 2015
Transmission of a document (International preliminary examination report)
Search/Exam
Jan 21, 2015
Copy of the international preliminary report on patentability
Search/Exam
Jan 21, 2015
Transmission of a document (International preliminary examination report)
Search/Exam
Jan 13, 2015
Enquiry with the International Bureau
Search/Exam
Dec 12, 2014
(Electronic) Receipt
Search/Exam
Dec 12, 2014
Abstract
Search/Exam
Dec 12, 2014
Amended claims filed after receipt of (European) search report
Search/Exam
Dec 12, 2014
Amended claims with annotations
Search/Exam
Dec 12, 2014
Claims
Search/Exam
Dec 12, 2014
Converted Sequence Listing
Search/Exam
Dec 12, 2014
Description
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Dec 12, 2014
Drawings
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Dec 12, 2014
Request for entry into the European phase
Search/Exam
Apr 1, 2014
Priority document (electronically transmitted)
Search/Exam
Apr 1, 2014
Priority document (electronically transmitted)
Search/Exam
Apr 1, 2014
Priority document (electronically transmitted)
Search/Exam
Mar 13, 2014
Converted Sequence Listing
Search/Exam
Mar 13, 2014
Copy of the international search report
Search/Exam
Mar 13, 2014
Copy of the translated international search report
Search/Exam
Mar 13, 2014
International publication pamphlet
Search/Exam