Lignin And Method And System For Processing Lignin

Patent No. EP2831088 (titled "Lignin And Method And System For Processing Lignin") was filed by UPM Kymmene on Mar 26, 2013. The application was issued on Aug 2, 2017.

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
METSA FIBRE	May 2, 2018	LAINE
STORA ENSO OYJ	Apr 24, 2018	STEINRUD

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 24, 2025
Decision revoking the European Patent (patent proprietor)
Oct 24, 2025
Decision revoking the European patent (opponent)
Oct 24, 2025
Decision revoking the European patent (opponent)
Jul 17, 2025
Communication concerning surcharge and failure to observe time limit
Mar 7, 2025
Communication of bibliographic data
Mar 7, 2025
Communication to opponent concerning maintenance
Mar 7, 2025
Communication to opponent concerning maintenance
Mar 7, 2025
Communication with request to file translations
Mar 4, 2025
Maintenance of the patent with the documents specified in the final decision
Nov 8, 2024
Annex to the communication - opposition
Nov 8, 2024
Brief communication - Opposition proceedings
Nov 8, 2024
Brief communication - Opposition proceedings
Nov 8, 2024
Brief communication - Opposition proceedings
Nov 8, 2024
Decision of the Opposition Division and instruction
Nov 8, 2024
Grounds for the decision (Annex) - opposition
Nov 8, 2024
Interlocutory decision in opposition proceedings
Nov 8, 2024
Interlocutory decision in opposition proceedings
Nov 8, 2024
Interlocutory decision in opposition proceedings
Nov 8, 2024
Means of redress
Nov 8, 2024
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Nov 8, 2024
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Nov 8, 2024
OPPODREX with handwritten amendments
Nov 8, 2024
Provision of a copy of the minutes - opposition procedure
Nov 8, 2024
Provision of a copy of the minutes - opposition procedure
Nov 8, 2024
Provision of a copy of the minutes - opposition procedure
Sep 30, 2024
Information about the result of oral proceedings
Aug 22, 2024
Brief communication - Opposition proceedings
Aug 22, 2024
Brief communication - Opposition proceedings
Aug 21, 2024
Brief communication - Opposition proceedings
Aug 21, 2024
Brief communication - Opposition proceedings
Aug 16, 2024
(Electronic) Receipt
Aug 16, 2024
Letter accompanying subsequently filed items
Aug 16, 2024
Written submission in preparation to/during oral proceedings
Aug 15, 2024
(Electronic) Receipt
Aug 15, 2024
Letter accompanying subsequently filed items
Aug 15, 2024
Request for interpreters during oral proceedings
Aug 15, 2024
Written submission in preparation to/during oral proceedings
Jul 19, 2024
Brief communication - Opposition proceedings
Jul 19, 2024
Brief communication - Opposition proceedings
Jul 16, 2024
(Electronic) Receipt
Jul 16, 2024
Letter accompanying subsequently filed items
Jul 16, 2024
Request for interpreters during oral proceedings
Feb 6, 2024
Annex to the communication - opposition
Feb 6, 2024
Brief communication - Opposition proceedings
Feb 6, 2024
Brief communication - Opposition proceedings
Feb 6, 2024
Brief communication - Opposition proceedings
Feb 6, 2024
Information concerning oral proceedings
Feb 6, 2024
Scanned annex to a communication - opposition procedure
Feb 6, 2024
Summons to attend oral proceedings
Feb 6, 2024
Summons to attend oral proceedings
Feb 6, 2024
Summons to attend oral proceedings
Apr 28, 2023
Brief communication - Opposition proceedings
Apr 28, 2023
Brief communication - Opposition proceedings
Apr 28, 2023
Brief communication - Opposition proceedings
Apr 28, 2023
Brief communication - Opposition proceedings
Apr 28, 2023
Brief communication - Opposition proceedings
Apr 24, 2023
(Electronic) Receipt
Apr 24, 2023
(Electronic) Receipt
Apr 24, 2023
Any annexes (other than citation) to an opposition letter
Apr 24, 2023
Auxiliary request during Opposition procedure
Apr 24, 2023
Auxiliary request during Opposition procedure
Apr 24, 2023
Auxiliary request during Opposition procedure - 01
Apr 24, 2023
Auxiliary request during Opposition procedure - 02
Apr 24, 2023
Letter accompanying subsequently filed items
Apr 24, 2023
Letter accompanying subsequently filed items
Apr 24, 2023
Reply to an examination report in opposition proceedings
Apr 24, 2023
Reply to an examination report in opposition proceedings
Apr 19, 2023
Brief communication - Opposition proceedings
Apr 19, 2023
Brief communication - Opposition proceedings
Apr 13, 2023
(Electronic) Receipt
Apr 13, 2023
Any annexes (other than citation) to an opposition letter
Apr 13, 2023
Any annexes (other than citation) to an opposition letter
Apr 13, 2023
Any annexes (other than citation) to an opposition letter
Apr 13, 2023
Letter accompanying subsequently filed items
Apr 13, 2023
Reply to an examination report in opposition proceedings
Dec 13, 2022
Annex to the communication - opposition
Dec 13, 2022
Brief communication - Opposition proceedings
Dec 13, 2022
Brief communication - Opposition proceedings
Dec 13, 2022
Brief communication - Opposition proceedings
Dec 13, 2022
Communication inviting the parties to file observations
Dec 13, 2022
Communication inviting the parties to file observations
Dec 13, 2022
Communication inviting the parties to file observations
Jun 7, 2022
Refund of fees
Jun 2, 2022
Decision of the Board of Appeal
Jun 2, 2022
F3032 Notification(s) of the decision
Jun 2, 2022
F3032 Notification(s) of the decision
Jun 2, 2022
F3032 Notification(s) of the decision
May 16, 2022
F3013 Oral Proceedings: Forwarding minutes
May 16, 2022
F3013 Oral Proceedings: Forwarding minutes
May 16, 2022
F3013 Oral Proceedings: Forwarding minutes
May 16, 2022
F3315 Oral Proceedings: Minutes (Appellant : Proprietor)
Mar 16, 2022
F3345 Forwarding of submissions to parties
Mar 16, 2022
F3345 Forwarding of submissions to parties
Mar 11, 2022
(Electronic) Receipt
Mar 11, 2022
Letter accompanying subsequently filed items
Mar 11, 2022
Letter dealing with oral proceedings during the appeal procedure
Mar 8, 2022
F3345 Forwarding of submissions to parties
Mar 8, 2022
F3345 Forwarding of submissions to parties
Mar 4, 2022
F3345 Forwarding of submissions to parties
Mar 4, 2022
F3345 Forwarding of submissions to parties
Mar 3, 2022
(Electronic) Receipt
Mar 3, 2022
Letter accompanying subsequently filed items
Mar 3, 2022
Letter dealing with oral proceedings during the appeal procedure
Mar 1, 2022
(Electronic) Receipt
Mar 1, 2022
Letter accompanying subsequently filed items
Mar 1, 2022
Letter dealing with oral proceedings during the appeal procedure
Feb 16, 2022
Oral proceedings: change of venue
Feb 16, 2022
Oral proceedings: change of venue
Feb 16, 2022
Oral proceedings: change of venue
Feb 14, 2022
F3345 Forwarding of submissions to parties
Feb 14, 2022
F3345 Forwarding of submissions to parties
Feb 9, 2022
(Electronic) Receipt
Feb 9, 2022
Letter accompanying subsequently filed items
Feb 9, 2022
Letter dealing with oral proceedings during the appeal procedure
Dec 13, 2021
Advice of delivery
Dec 8, 2021
F3011.1 Oral Proceedings: summons
Dec 8, 2021
F3011.1 Oral Proceedings: summons
Dec 8, 2021
F3011.1 Oral Proceedings: summons
Dec 8, 2021
F3350 Communication regarding oral proceedings (art. 15 Rules of Procedure of the Boards of Appeal)
Dec 3, 2021
F3010 Oral proceedings: order for summons
Nov 23, 2021
F3303.14 Composition of the Board (T), in case Chairman is a legal member
May 28, 2020
F3345 Forwarding of submissions to parties
May 28, 2020
F3345 Forwarding of submissions to parties
May 27, 2020
F3345 Forwarding of submissions to parties
May 27, 2020
F3345 Forwarding of submissions to parties
May 26, 2020
Cited document during appeal procedure
May 26, 2020
Cited document during appeal procedure
May 26, 2020
Cited document during appeal procedure
May 26, 2020
Cited document during appeal procedure
May 26, 2020
Cited document during appeal procedure
May 26, 2020
Cited document during appeal procedure
May 26, 2020
Cited document during appeal procedure
May 26, 2020
Cited document during appeal procedure
May 26, 2020
Reply to appeal
May 25, 2020
(Electronic) Receipt
May 25, 2020
Letter accompanying subsequently filed items
May 25, 2020
Reply to appeal
May 20, 2020
Cited document during appeal procedure
May 20, 2020
Cited document during appeal procedure
May 20, 2020
Cited document during appeal procedure
May 20, 2020
Cited document during appeal procedure
May 20, 2020
Cited document during appeal procedure
May 20, 2020
Cited document during appeal procedure
May 20, 2020
Cited document during appeal procedure
May 20, 2020
Cited document during appeal procedure
May 20, 2020
Reply to appeal
Jan 24, 2020
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Jan 24, 2020
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Jan 20, 2020
(Electronic) Receipt
Jan 20, 2020
Auxiliary request during Opposition procedure
Jan 20, 2020
Auxiliary request during Opposition procedure - 01
Jan 20, 2020
Cited document during appeal procedure
Jan 20, 2020
Letter accompanying subsequently filed items
Jan 20, 2020
Statement of grounds of appeal
Jan 20, 2020
Statement of grounds of appeal
Nov 25, 2019
F3204 Communication of the file number to the parties
Nov 25, 2019
F3204 Communication of the file number to the parties
Nov 25, 2019
F3204 Communication of the file number to the parties
Nov 20, 2019
(Electronic) Receipt
Nov 20, 2019
Letter accompanying subsequently filed items
Nov 20, 2019
Notice of appeal
Nov 8, 2019
Druckexemplar in opposition procedure
Nov 8, 2019
OPPODREX with handwritten amendments
Oct 1, 2019
Advice of delivery
Sep 19, 2019
Advice of delivery
Sep 17, 2019
Advice of delivery
Sep 16, 2019
Advice of delivery
Sep 13, 2019
Advice of delivery
Sep 11, 2019
Acknowledgement of a document
Sep 11, 2019
Acknowledgement of a document
Sep 11, 2019
Acknowledgement of a document
Sep 11, 2019
Annex to the communication - opposition
Sep 11, 2019
Decision of the Opposition Division and instruction
Sep 11, 2019
Grounds for the decision (Annex) - opposition
Sep 11, 2019
Interlocutory decision in opposition proceedings
Sep 11, 2019
Internal form - Opposition/addressees
Sep 11, 2019
Internal form - Opposition/addressees
Sep 11, 2019
Means of redress
Sep 11, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Sep 11, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Sep 11, 2019
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Sep 11, 2019
OPPODREX with handwritten amendments
Sep 11, 2019
Provision of a copy of the minutes - opposition procedure
Sep 11, 2019
Scanned annex to a communication - opposition procedure
Jul 16, 2019
Information about the result of oral proceedings
Jul 4, 2019
Brief communication - Opposition proceedings
Jul 4, 2019
Brief communication - Opposition proceedings
Jul 2, 2019
Brief communication - Opposition proceedings
Jul 2, 2019
Brief communication - Opposition proceedings
Jul 2, 2019
Brief communication - Opposition proceedings
Jul 2, 2019
Brief communication - Opposition proceedings
Jul 1, 2019
(Electronic) Receipt
Jul 1, 2019
Letter accompanying subsequently filed items
Jul 1, 2019
Written submission in preparation to/during oral proceedings
May 29, 2019
Brief communication - Opposition proceedings
May 29, 2019
Brief communication - Opposition proceedings
May 24, 2019
(Electronic) Receipt
May 24, 2019
Brief communication - Opposition proceedings
May 24, 2019
Brief communication - Opposition proceedings
May 24, 2019
Citation in opposition procedure - 001
May 24, 2019
Citation in opposition procedure - 001
May 24, 2019
Citation in opposition procedure - 001
May 24, 2019
Consolidated list of cited opposition documents
May 24, 2019
Letter accompanying subsequently filed items
May 24, 2019
Written submission in preparation to/during oral proceedings
May 23, 2019
Brief communication - Opposition proceedings
May 23, 2019
Brief communication - Opposition proceedings
May 20, 2019
Brief communication - Opposition proceedings
May 20, 2019
Brief communication - Opposition proceedings
May 20, 2019
Brief communication - Opposition proceedings
May 20, 2019
Citation in opposition procedure - 013
May 20, 2019
Citation in opposition procedure - 014
May 20, 2019
Citation in opposition procedure - 015
May 20, 2019
Citation in opposition procedure - 016
May 20, 2019
Written submission in preparation to/during oral proceedings
May 16, 2019
(Electronic) Receipt
May 16, 2019
Letter accompanying subsequently filed items
May 16, 2019
Request for interpreters during oral proceedings
May 16, 2019
Written submission in preparation to/during oral proceedings
May 14, 2019
(Electronic) Receipt
May 14, 2019
Non-patent literature cited during the opposition procedure
May 14, 2019
Non-patent literature cited during the opposition procedure
May 14, 2019
Non-patent literature cited during the opposition procedure
May 14, 2019
Non-patent literature cited during the opposition procedure
May 14, 2019
Request for interpreters during oral proceedings
May 14, 2019
Written submission in preparation to/during oral proceedings
May 13, 2019
Brief communication - Opposition proceedings
May 13, 2019
Brief communication - Opposition proceedings
May 13, 2019
Request for interpreters during oral proceedings
May 7, 2019
(Electronic) Receipt
May 7, 2019
Letter accompanying subsequently filed items
May 7, 2019
Request for interpreters during oral proceedings
Apr 11, 2019
Communication of amended entries
Feb 18, 2019
Brief communication - Opposition proceedings
Feb 18, 2019
Brief communication - Opposition proceedings
Feb 18, 2019
Communication confirming withdrawal from representation
Feb 18, 2019
Communication of amended entries concerning the representative
Feb 12, 2019
(Electronic) Receipt
Feb 12, 2019
Letter accompanying subsequently filed items
Feb 12, 2019
Submission concerning change of applicant's representative
Feb 7, 2019
Advice of delivery
Feb 7, 2019
Advice of delivery
Feb 1, 2019
Advice of delivery
Jan 31, 2019
Advice of delivery
Jan 31, 2019
Request concerning representative opponent
Jan 30, 2019
Advice of delivery
Jan 25, 2019
Advice of delivery
Jan 21, 2019
Acknowledgement of a document
Jan 21, 2019
Acknowledgement of a document
Jan 21, 2019
Acknowledgement of a document
Jan 21, 2019
Annex to the communication - opposition
Jan 21, 2019
Information concerning oral proceedings
Jan 21, 2019
Summons to attend oral proceedings
Jan 21, 2019
Summons to attend oral proceedings
Jan 21, 2019
Summons to attend oral proceedings
Sep 28, 2018
Brief communication - Opposition proceedings
Sep 28, 2018
Brief communication - Opposition proceedings
Sep 25, 2018
(Electronic) Receipt
Sep 25, 2018
Auxiliary request during Opposition procedure
Sep 25, 2018
Auxiliary request during Opposition procedure - 01
Sep 25, 2018
Letter accompanying subsequently filed items
Sep 25, 2018
Main request during Opposition procedure
Sep 25, 2018
Reply of the patent proprietor to the notice(s) of opposition
Jun 26, 2018
Brief communication - Opposition proceedings
Jun 26, 2018
Brief communication - Opposition proceedings
Jun 20, 2018
Communication concerning the filing of a power of attorney
Jun 20, 2018
Communication of amended entries concerning the representative
Jun 14, 2018
(Electronic) Receipt
Jun 14, 2018
Authorisation
Jun 14, 2018
Letter accompanying subsequently filed items
Jun 14, 2018
Submission concerning change of applicant's representative
May 17, 2018
Communication of a notice of opposition and request to file observations
May 17, 2018
Notice of further oppositions to opponent(s)
May 17, 2018
Notice of further oppositions to opponent(s)
May 8, 2018
Communication of a notice of opposition - first information to patent proprietor
May 2, 2018
(Electronic) Receipt
May 2, 2018
Citation in opposition procedure - 003
May 2, 2018
Citation in opposition procedure - 004
May 2, 2018
Citation in opposition procedure - 005
May 2, 2018
Citation in opposition procedure - 006
May 2, 2018
Citation in opposition procedure - 007
May 2, 2018
Citation in opposition procedure - 008
May 2, 2018
Citation in opposition procedure - 009
May 2, 2018
Citation in opposition procedure - 009
May 2, 2018
Citation in opposition procedure - 009
May 2, 2018
Citation in opposition procedure - 010
May 2, 2018
Citation in opposition procedure - 011
May 2, 2018
Citation in opposition procedure - 012
May 2, 2018
Communication of a notice of opposition - first information to patent proprietor
May 2, 2018
Non-patent literature cited during the opposition procedure
May 2, 2018
Notice of opposition
May 2, 2018
Notice of opposition
Apr 30, 2018
Any annexes (other than citation) to an opposition letter
Apr 30, 2018
Non-patent literature cited during the opposition procedure
Apr 30, 2018
Non-patent literature cited during the opposition procedure
Apr 30, 2018
Notice of opposition
Apr 30, 2018
Notice of opposition
Apr 24, 2018
Citation in opposition procedure - 001
Apr 24, 2018
Citation in opposition procedure - 002
Apr 24, 2018
Letter concerning fees and payments
Apr 24, 2018
Notice of opposition
Apr 24, 2018
Notice of opposition
Aug 3, 2017
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jul 6, 2017
Decision to grant a European patent
May 22, 2017
Bibliographic data of the European patent application
May 22, 2017
Information about intention to grant a patent
May 22, 2017
Intention to grant (signatures)
May 22, 2017
Text intended for grant (clean copy)
May 22, 2017
Text intended for grant (version for approval)
May 19, 2017
Processing of request for correction of text proposed for grant or third party observations (from 01-04-2012)
May 11, 2017
(Electronic) Receipt
May 11, 2017
Amended claims with annotations
May 11, 2017
Claims
May 11, 2017
French translation of claims
May 11, 2017
German translation of the claims
May 11, 2017
Letter accompanying subsequently filed items
May 11, 2017
Request for correction/amendment of the text proposed for grant sent from 01.04.2012
Jan 19, 2017
Bibliographic data of the European patent application
Jan 19, 2017
Communication about intention to grant a European patent
Jan 19, 2017
Intention to grant (signatures)
Jan 19, 2017
Text intended for grant (clean copy)
Jan 19, 2017
Text intended for grant (version for approval)
Dec 21, 2016
Submission concerning representation
Nov 30, 2016
(Electronic) Receipt
Nov 30, 2016
Amended description with annotations
Nov 30, 2016
Description
Nov 30, 2016
Letter accompanying subsequently filed items
Nov 30, 2016
Reply to communication from the Examining Division
Oct 20, 2016
Annex to the communication
Oct 20, 2016
Communication from the Examining Division
Oct 5, 2016
Examination started
Sep 9, 2015
Submission concerning representation
May 13, 2015
Refund of fees
Apr 27, 2015
(Electronic) Receipt
Apr 27, 2015
Amended claims filed after receipt of (European) search report
Apr 27, 2015
Amended claims with annotations
Apr 27, 2015
Amendments received before examination
Apr 27, 2015
Letter accompanying subsequently filed items
Jan 8, 2015
Notification on forthcoming publication of bibliographic data
Nov 5, 2014
Communication regarding comments on written opinion/amendment of application/payment of claims fee
Nov 3, 2014
Communication to designated inventor
Nov 3, 2014
Communication to designated inventor
Nov 3, 2014
Communication to designated inventor
Nov 3, 2014
Communication to designated inventor
Nov 3, 2014
Communication to designated inventor
Nov 3, 2014
Communication to designated inventor
Oct 14, 2014
Copy of the international preliminary report on patentability
Sep 29, 2014
(Electronic) Receipt
Sep 29, 2014
Amended claims filed after receipt of (European) search report
Sep 29, 2014
Amended claims with annotations
Sep 29, 2014
Priority search results
Sep 29, 2014
Request for entry into the European phase
Aug 8, 2014
Information on entry into European phase
Mar 10, 2014
Notification of the recording of a change
Oct 22, 2013
Priority document (electronically transmitted)
Oct 3, 2013
Copy of the international search report
Oct 3, 2013
Published international application - A1
Jul 18, 2013
Written opinion of the ISA, boxes No. I to VIII
Jul 18, 2013
Written opinion of the ISA, cover sheet
Jul 18, 2013
Written opinion of the ISA, supplemental box
Apr 24, 2013
Drawings
Mar 26, 2013
Abstract
Mar 26, 2013
Claims
Mar 26, 2013
Description
Mar 26, 2013
Drawings

EP2831088

UPM KYMMENE

Application Number: EP13718603A
Filing Date: Mar 26, 2013
Status: Granted And Under Opposition; Jun 30, 2017
Publication Date: Aug 2, 2017
External Links: Slate, Register , Google Patents

IP Verse

Lignin And Method And System For Processing Lignin

Patent Summary

Patent Family

Patent Oppositions (2)

Dossier Documents

EP2831088