Process For Purifying Crude Furan 2,5-Dicarboxylic Acid Using Hydrogenation

Patent No. EP2864307 (titled "Process For Purifying Crude Furan 2,5-Dicarboxylic Acid Using Hydrogenation") was filed by Eastman Chemical on Jun 10, 2013. The application was issued on Mar 7, 2018.

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
SYNVINA CV	Dec 7, 2018	WURFBAIN

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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Jan 25, 2024
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
Oct 10, 2023
Decision to discontinue the opposition proceedings
Oct 10, 2023
Transmittal of decision / summons - opposition
Sep 28, 2023
Decision of the Board of Appeal
Sep 28, 2023
Decision of the Board of Appeal
Sep 28, 2023
F3032 Notification(s) of the decision
Sep 26, 2023
F3017 Oral Proceedings: Notification of cancellation/postponing
Sep 25, 2023
F3014 Oral Proceedings: Order cancelling/postponing
Sep 21, 2023
F3022 Oral proceedings: change of board composition
Sep 20, 2023
F3303.16 Change of composition of the Board (T)
May 10, 2023
Oral proceedings: change of venue
Apr 14, 2023
(Electronic) Receipt
Apr 14, 2023
Letter accompanying subsequently filed items
Apr 14, 2023
Letter dealing with oral proceedings during the appeal procedure
Dec 14, 2022
F3004 Communication of the Registry
Dec 14, 2022
F3011.1 Oral Proceedings: summons
Dec 9, 2022
F3010 Oral proceedings: order for summons
Feb 3, 2021
F3345 Forwarding of submissions to parties
Jan 29, 2021
(Electronic) Receipt
Jan 29, 2021
Letter accompanying subsequently filed items
Jan 29, 2021
Withdrawal of an opposition
Dec 8, 2020
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Dec 3, 2020
Composition of the board (T)
Dec 3, 2020
Consolidated list of documents cited in appeal procedure
Dec 1, 2020
(Electronic) Receipt
Dec 1, 2020
Amended claims with annotations
Dec 1, 2020
Amended claims with annotations
Dec 1, 2020
Amended claims with annotations
Dec 1, 2020
Amended claims with annotations
Dec 1, 2020
Amended claims with annotations
Dec 1, 2020
Amended claims with annotations
Dec 1, 2020
Amended claims with annotations
Dec 1, 2020
Amended claims with annotations
Dec 1, 2020
Amended claims with annotations
Dec 1, 2020
Amended claims with annotations
Dec 1, 2020
Amended claims with annotations
Dec 1, 2020
Amended claims with annotations
Dec 1, 2020
Amended claims with annotations
Dec 1, 2020
Amended claims with annotations
Dec 1, 2020
Amended claims with annotations
Dec 1, 2020
Amended claims with annotations
Dec 1, 2020
Amended claims with annotations
Dec 1, 2020
Amended claims with annotations
Dec 1, 2020
Amended claims with annotations
Dec 1, 2020
Amended claims with annotations
Dec 1, 2020
Amended claims with annotations
Dec 1, 2020
Amended claims with annotations
Dec 1, 2020
Amended claims with annotations
Dec 1, 2020
Amended claims with annotations
Dec 1, 2020
Amended claims with annotations
Dec 1, 2020
Amended claims with annotations
Dec 1, 2020
Amended claims with annotations
Dec 1, 2020
Amended claims with annotations
Dec 1, 2020
Amended claims with annotations
Dec 1, 2020
Annexes (other than cited documents) regarding appeal procedure
Dec 1, 2020
Letter accompanying subsequently filed items
Dec 1, 2020
Non-Patent Literature cited during the appeal procedure
Dec 1, 2020
Non-Patent Literature cited during the appeal procedure
Dec 1, 2020
Statement of grounds of appeal
Dec 1, 2020
Statement of grounds of appeal
Sep 24, 2020
F3204 Communication of the file number to the parties
Sep 24, 2020
F3204 Communication of the file number to the parties
Sep 16, 2020
(Electronic) Receipt
Sep 16, 2020
Letter accompanying subsequently filed items
Sep 16, 2020
Notice of appeal
Aug 31, 2020
(Electronic) Receipt
Aug 31, 2020
Advice of delivery
Aug 31, 2020
Letter accompanying subsequently filed items
Aug 26, 2020
Communication about missing advice of delivery
Jul 29, 2020
Advice of delivery
Jul 22, 2020
Acknowledgement of a document
Jul 22, 2020
Acknowledgement of a document
Jul 22, 2020
Annex to the communication - opposition
Jul 22, 2020
Decision revoking the European patent
Jul 22, 2020
Grounds for the decision (Annex) - opposition
Jul 22, 2020
Internal form - Opposition/addressees
Jul 22, 2020
Internal form - Opposition/addressees
Jul 22, 2020
Means of redress
Jul 22, 2020
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jul 22, 2020
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Jul 22, 2020
Provision of a copy of the minutes - opposition procedure
Jul 22, 2020
Scanned annex to a communication - opposition procedure
Jul 22, 2020
Scanned annex to a communication - opposition procedure
Feb 13, 2020
Information about the result of oral proceedings
Dec 20, 2019
Brief communication - Opposition proceedings
Dec 20, 2019
Brief communication - Opposition proceedings
Dec 19, 2019
Communication of amended entries
Dec 13, 2019
(Electronic) Receipt
Dec 13, 2019
(Electronic) Receipt
Dec 13, 2019
Any annexes (other than citation) to an opposition letter
Dec 13, 2019
Citation in opposition procedure - 024
Dec 13, 2019
Citation in opposition procedure - 025
Dec 13, 2019
Citation in opposition procedure - 026
Dec 13, 2019
Citation in opposition procedure - 027
Dec 13, 2019
Citation in opposition procedure - 028
Dec 13, 2019
Citation in opposition procedure - 029
Dec 13, 2019
Citation in opposition procedure - 030
Dec 13, 2019
Claims
Dec 13, 2019
Claims
Dec 13, 2019
Claims
Dec 13, 2019
Claims
Dec 13, 2019
Claims
Dec 13, 2019
Claims
Dec 13, 2019
Claims
Dec 13, 2019
Claims
Dec 13, 2019
Claims
Dec 13, 2019
Claims
Dec 13, 2019
Claims
Dec 13, 2019
Claims
Dec 13, 2019
Claims
Dec 13, 2019
Claims
Dec 13, 2019
Claims
Dec 13, 2019
Claims
Dec 13, 2019
Claims
Dec 13, 2019
Claims
Dec 13, 2019
Claims
Dec 13, 2019
Claims
Dec 13, 2019
Claims
Dec 13, 2019
Claims
Dec 13, 2019
Claims
Dec 13, 2019
Claims
Dec 13, 2019
Claims
Dec 13, 2019
Claims
Dec 13, 2019
Claims
Dec 13, 2019
Consolidated list of cited opposition documents
Dec 13, 2019
General authorisation
Dec 13, 2019
Letter accompanying subsequently filed items
Dec 13, 2019
Letter accompanying subsequently filed items
Dec 13, 2019
Written submission in preparation to/during oral proceedings
Dec 13, 2019
Written submission in preparation to/during oral proceedings
Dec 12, 2019
Brief communication - Opposition proceedings
Dec 10, 2019
Communication of amended entries
Dec 10, 2019
Communication of amended entries
Dec 4, 2019
(Electronic) Receipt
Dec 4, 2019
Letter accompanying subsequently filed items
Dec 4, 2019
Request for change of opponent's representative
Sep 5, 2019
Advice of delivery
Aug 26, 2019
Advice of delivery
Aug 21, 2019
Advice of delivery
Aug 20, 2019
Advice of delivery
Aug 16, 2019
Acknowledgement of a document
Aug 16, 2019
Acknowledgement of a document
Aug 16, 2019
Annex to the communication - opposition
Aug 16, 2019
Information concerning oral proceedings
Aug 16, 2019
Summons to attend oral proceedings
Aug 16, 2019
Summons to attend oral proceedings
May 6, 2019
Brief communication - Opposition proceedings
Apr 29, 2019
(Electronic) Receipt
Apr 29, 2019
Amended claims with annotations
Apr 29, 2019
Claims
Apr 29, 2019
Letter accompanying subsequently filed items
Apr 29, 2019
Reply of the patent proprietor to the notice(s) of opposition
Dec 21, 2018
Communication of a notice of opposition and request to file observations
Dec 21, 2018
Notice of further oppositions to opponent(s)
Dec 13, 2018
Communication of a notice of opposition - first information to patent proprietor
Dec 7, 2018
(Electronic) Receipt
Dec 7, 2018
Citation in opposition procedure - 001
Dec 7, 2018
Citation in opposition procedure - 002
Dec 7, 2018
Citation in opposition procedure - 003
Dec 7, 2018
Citation in opposition procedure - 004
Dec 7, 2018
Citation in opposition procedure - 005
Dec 7, 2018
Citation in opposition procedure - 006
Dec 7, 2018
Citation in opposition procedure - 007
Dec 7, 2018
Citation in opposition procedure - 008
Dec 7, 2018
Citation in opposition procedure - 009
Dec 7, 2018
Citation in opposition procedure - 010
Dec 7, 2018
Citation in opposition procedure - 011
Dec 7, 2018
Citation in opposition procedure - 011
Dec 7, 2018
Citation in opposition procedure - 012
Dec 7, 2018
Citation in opposition procedure - 013
Dec 7, 2018
Citation in opposition procedure - 014
Dec 7, 2018
Citation in opposition procedure - 015
Dec 7, 2018
Citation in opposition procedure - 016
Dec 7, 2018
Citation in opposition procedure - 017
Dec 7, 2018
Citation in opposition procedure - 018
Dec 7, 2018
Citation in opposition procedure - 019
Dec 7, 2018
Citation in opposition procedure - 020
Dec 7, 2018
Citation in opposition procedure - 021
Dec 7, 2018
Citation in opposition procedure - 022
Dec 7, 2018
Citation in opposition procedure - 023
Dec 7, 2018
Notice of opposition
Dec 7, 2018
Notice of opposition
Mar 19, 2018
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Feb 8, 2018
Decision to grant a European patent
Jan 23, 2018
(Electronic) Receipt
Jan 23, 2018
Filing of the translations of the claims
Jan 23, 2018
French translation of claims
Jan 23, 2018
German translation of the claims
Jan 23, 2018
Letter accompanying subsequently filed items
Oct 20, 2017
Bibliographic data of the European patent application
Oct 20, 2017
Communication about intention to grant a European patent
Oct 20, 2017
Intention to grant (signatures)
Oct 20, 2017
Text intended for grant (clean copy)
Oct 20, 2017
Text intended for grant (version for approval)
Aug 30, 2017
Description
Aug 30, 2017
Reply to communication from the Examining Division
Jun 30, 2017
Notification concerning the date of oral proceedings
Jun 28, 2017
Annex to the communication
Jun 28, 2017
Consultation by telephone/in person (with time limit)
Jun 28, 2017
Result of consultation by telephone/in person
Jun 6, 2017
Amended claims with annotations
Jun 6, 2017
Amended claims with annotations
Jun 6, 2017
Claims
Jun 6, 2017
Claims
Jun 6, 2017
Non-patent literature cited during the examination procedure
Jun 6, 2017
Non-patent literature cited during the examination procedure
Jun 6, 2017
Non-patent literature cited during the examination procedure
Jun 6, 2017
Written submission in preparation to/during oral proceedings
Dec 19, 2016
Advice of delivery
Dec 14, 2016
Advice of delivery
Dec 13, 2016
Acknowledgement of a document
Dec 13, 2016
Annex to the communication
Dec 13, 2016
Summons to attend oral proceedings
Dec 7, 2016
Preparation for oral proceedings
Oct 13, 2016
Submission concerning representation
Sep 2, 2016
Reply to communication from the Examining Division
Apr 25, 2016
Annex to the communication
Apr 25, 2016
Communication from the Examining Division
Apr 14, 2016
Examination started
Sep 7, 2015
Amended claims filed after receipt of (European) search report
Sep 7, 2015
Amended claims with annotations
Sep 7, 2015
Amended description filed after receipt of (European) search report
Sep 7, 2015
Amendments received before examination
Apr 1, 2015
Notification on forthcoming publication of bibliographic data
Feb 26, 2015
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
Jan 27, 2015
Communication to designated inventor
Jan 27, 2015
Communication to designated inventor
Jan 27, 2015
Communication to designated inventor
Jan 27, 2015
Communication to designated inventor
Jan 7, 2015
Copy of the international preliminary report on patentability
Dec 1, 2014
Payment of fees and costs
Dec 1, 2014
Request for entry into the European phase
Oct 31, 2014
Information on entry into European phase
Jan 14, 2014
Priority document (electronically transmitted)
Jan 14, 2014
Priority document (electronically transmitted)
Dec 27, 2013
Copy of the international search report
Dec 27, 2013
Published international application - A1
Jul 26, 2013
Written opinion of the ISA, boxes No. I to VIII
Jul 26, 2013
Written opinion of the ISA, cover sheet
Jul 26, 2013
Written opinion of the ISA, supplemental box
Jun 19, 2013
Abstract
Jun 19, 2013
Claims
Jun 19, 2013
Description
Jun 19, 2013
Drawings

EP2864307

EASTMAN CHEMICAL

Application Number: EP13729903A
Filing Date: Jun 10, 2013
Status: Granted And Under Opposition; Feb 2, 2018
Publication Date: Mar 7, 2018
External Links: Slate, Register , Google Patents

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Process For Purifying Crude Furan 2,5-Dicarboxylic Acid Using Hydrogenation

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Dossier Documents

EP2864307