Stabilized Polymer Compositions And Methods Of Making Same

Patent No. EP2840112 (titled "Stabilized Polymer Compositions And Methods Of Making Same") was filed by Baerlocher on Aug 21, 2013. The application was issued on Apr 10, 2019.

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
AKDENIZ CHEMSON ADDITIVES	Jan 9, 2020	VIERING

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 12, 2026
Communication of bibliographic data
Jan 12, 2026
Communication to opponent concerning maintenance
Jan 12, 2026
Communication with request to file translations
Jan 7, 2026
Maintenance of the patent with the documents specified in the final decision
Sep 25, 2025
Decision of the Opposition Division and instruction
Sep 23, 2025
Brief communication - Opposition proceedings
Sep 23, 2025
Brief communication - Opposition proceedings
Sep 23, 2025
Druckexemplar in opposition procedure
Sep 23, 2025
Grounds for the decision (Annex) - opposition
Sep 23, 2025
Interlocutory decision in opposition proceedings
Sep 23, 2025
Interlocutory decision in opposition proceedings
Sep 23, 2025
Means of redress
Apr 4, 2025
Annex to the communication - opposition
Apr 4, 2025
Brief communication - Opposition proceedings
Apr 4, 2025
Brief communication - Opposition proceedings
Apr 4, 2025
Communication inviting the parties to file observations
Apr 4, 2025
Communication inviting the parties to file observations
Nov 13, 2024
Brief communication - Opposition proceedings
Nov 7, 2024
(Electronic) Receipt
Nov 7, 2024
Amended description with annotations
Nov 7, 2024
Letter accompanying subsequently filed items
Nov 7, 2024
Reply to an examination report in opposition proceedings
Jul 23, 2024
Annex to the communication - opposition
Jul 23, 2024
Brief communication - Opposition proceedings
Jul 23, 2024
Brief communication - Opposition proceedings
Jul 23, 2024
Communication inviting the parties to file observations
Jul 23, 2024
Communication inviting the parties to file observations
Dec 18, 2023
Decision of the Board of Appeal
Dec 18, 2023
Decision of the Board of Appeal
Dec 18, 2023
F3032 Notification(s) of the decision
Dec 18, 2023
F3032 Notification(s) of the decision
Oct 31, 2023
F3013 Oral Proceedings: Forwarding minutes
Oct 31, 2023
F3013 Oral Proceedings: Forwarding minutes
Oct 31, 2023
F3316 Oral Proceedings: Minutes (Appellant: Opponent)
Oct 31, 2023
F3316 Oral Proceedings: Minutes (Appellant: Opponent)
Oct 2, 2023
F3345 Forwarding of submissions to parties
Sep 27, 2023
F3345 Forwarding of submissions to parties
Sep 27, 2023
Letter dealing with oral proceedings during the appeal procedure
Sep 27, 2023
Request for interpreters during oral proceedings
Sep 22, 2023
(Electronic) Receipt
Sep 22, 2023
Amended claims with annotations
Sep 22, 2023
Amended claims with annotations
Sep 22, 2023
Auxiliary request during appeals procedure - 06
Sep 22, 2023
Auxiliary request during appeals procedure - 07
Sep 22, 2023
Letter accompanying subsequently filed items
Sep 22, 2023
Letter dealing with oral proceedings during the appeal procedure
Sep 22, 2023
Request for interpreters during oral proceedings
Aug 16, 2023
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Aug 16, 2023
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Apr 17, 2023
F3345 Forwarding of submissions to parties
Apr 17, 2023
Oral proceedings: change of venue
Apr 17, 2023
Oral proceedings: change of venue
Apr 6, 2023
(Electronic) Receipt
Apr 6, 2023
Letter accompanying subsequently filed items
Apr 6, 2023
Letter dealing with oral proceedings during the appeal procedure
Mar 20, 2023
F3345 Forwarding of submissions to parties
Mar 15, 2023
Letter dealing with oral proceedings during the appeal procedure
Feb 27, 2023
F3004 Communication of the Registry
Feb 27, 2023
F3004 Communication of the Registry
Dec 19, 2022
Advice of delivery
Dec 13, 2022
F3011.1 Oral Proceedings: summons
Dec 13, 2022
F3011.1 Oral Proceedings: summons
Dec 7, 2022
F3303.16 Change of composition of the Board (T)
Feb 15, 2022
F3345 Forwarding of submissions to parties
Feb 10, 2022
(Electronic) Receipt
Feb 10, 2022
Amended claims with annotations
Feb 10, 2022
Auxiliary request during appeals procedure - 01
Feb 10, 2022
Auxiliary request during appeals procedure - 01
Feb 10, 2022
Auxiliary request during appeals procedure - 02
Feb 10, 2022
Auxiliary request during appeals procedure - 02
Feb 10, 2022
Auxiliary request during appeals procedure - 03
Feb 10, 2022
Auxiliary request during appeals procedure - 03
Feb 10, 2022
Auxiliary request during appeals procedure - 04
Feb 10, 2022
Auxiliary request during appeals procedure - 04
Feb 10, 2022
Auxiliary request during appeals procedure - 05
Feb 10, 2022
Auxiliary request during appeals procedure - 05
Feb 10, 2022
Claims
Feb 10, 2022
Letter accompanying subsequently filed items
Feb 10, 2022
Patent Document cited during the appeal procedure
Feb 10, 2022
Patent Document cited during the appeal procedure
Feb 10, 2022
Patent Document cited during the appeal procedure
Feb 10, 2022
Reply to appeal
Nov 26, 2021
Composition of the board (T)
Oct 11, 2021
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Oct 4, 2021
(Electronic) Receipt
Oct 4, 2021
Letter accompanying subsequently filed items
Oct 4, 2021
Statement of grounds of appeal
Jun 14, 2021
F3204 Communication of the file number to the parties
Jun 14, 2021
F3204 Communication of the file number to the parties
Jun 8, 2021
(Electronic) Receipt
Jun 8, 2021
Letter accompanying subsequently filed items
Jun 8, 2021
Letter accompanying subsequently filed items
Jun 8, 2021
Notice of appeal
May 27, 2021
Advice of delivery
May 25, 2021
Advice of delivery
May 25, 2021
Annex to the communication - opposition
May 25, 2021
Decision of the Opposition Division and instruction
May 25, 2021
Druckexemplar in opposition procedure
May 25, 2021
Grounds for the decision (Annex) - opposition
May 25, 2021
Interlocutory decision in opposition proceedings
May 25, 2021
Internal form - Opposition/addressees
May 25, 2021
Internal form - Opposition/addressees
May 25, 2021
Means of redress
May 25, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
May 25, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
May 25, 2021
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
May 25, 2021
Provision of a copy of the minutes - opposition procedure
May 25, 2021
Transmittal of decision / summons - opposition
May 25, 2021
Transmittal of decision / summons - opposition
Mar 17, 2021
Information about the result of oral proceedings
Jan 22, 2021
Brief communication - Opposition proceedings
Jan 22, 2021
Brief communication - Opposition proceedings
Jan 22, 2021
Notification concerning the date of oral proceedings
Jan 22, 2021
Notification concerning the date of oral proceedings
Jan 21, 2021
Document concerning representation
Jan 21, 2021
Document concerning representation
Jan 21, 2021
Letter accompanying subsequently filed items
Jan 19, 2021
Consolidated list of cited opposition documents
Jan 15, 2021
(Electronic) Receipt
Jan 15, 2021
Citation in opposition procedure - 008
Jan 15, 2021
Notice of opposition
Jan 15, 2021
Written submission in preparation to/during oral proceedings
Dec 23, 2020
Oral proceedings: reply to date proposed
Dec 4, 2020
Communication of amended entries
Nov 4, 2020
Brief communication - Opposition proceedings
Nov 3, 2020
Request for change of name -opponent
Oct 30, 2020
Request for interpreters during oral proceedings
Oct 23, 2020
Notification concerning the date of oral proceedings
Oct 23, 2020
Notification concerning the date of oral proceedings
Jul 7, 2020
Advice of delivery
Jul 2, 2020
Advice of delivery
Jun 30, 2020
Annex to the communication - opposition
Jun 30, 2020
Information concerning oral proceedings
Jun 30, 2020
Summons to attend oral proceedings
Jun 30, 2020
Summons to attend oral proceedings
Jun 19, 2020
Communication of amended entries
May 29, 2020
Brief communication - Opposition proceedings
May 25, 2020
Request concerning representative opponent
May 22, 2020
(Electronic) Receipt
May 22, 2020
Auxiliary request during Opposition procedure
May 22, 2020
Auxiliary request during Opposition procedure
May 22, 2020
Auxiliary request during Opposition procedure
May 22, 2020
Auxiliary request during Opposition procedure
May 22, 2020
Auxiliary request during Opposition procedure - 01
May 22, 2020
Auxiliary request during Opposition procedure - 02
May 22, 2020
Auxiliary request during Opposition procedure - 03
May 22, 2020
Auxiliary request during Opposition procedure - 04
May 22, 2020
Citation in opposition procedure - 007
May 22, 2020
Letter accompanying subsequently filed items
May 22, 2020
Main request during Opposition procedure
May 22, 2020
Main request during Opposition procedure
May 22, 2020
Reply of the patent proprietor to the notice(s) of opposition
Mar 13, 2020
Document concerning representation
Jan 27, 2020
Communication of a notice of opposition and request to file observations
Jan 27, 2020
Notice of further oppositions to opponent(s)
Jan 16, 2020
Communication of a notice of opposition - first information to patent proprietor
Jan 9, 2020
(Electronic) Receipt
Jan 9, 2020
Citation in opposition procedure - 001
Jan 9, 2020
Citation in opposition procedure - 002
Jan 9, 2020
Citation in opposition procedure - 003
Jan 9, 2020
Citation in opposition procedure - 004
Jan 9, 2020
Citation in opposition procedure - 005
Jan 9, 2020
Citation in opposition procedure - 006
Jan 9, 2020
Notice of opposition
Jan 9, 2020
Notice of opposition
Jul 9, 2019
Communication of amended entries concerning the representative
Jul 3, 2019
Submission concerning change of applicant's representative
Jul 1, 2019
Submission concerning change of applicant's representative
Jun 14, 2019
Submission concerning representation
Apr 24, 2019
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Mar 14, 2019
Decision to grant a European patent
Feb 28, 2019
(Electronic) Receipt
Feb 28, 2019
Filing of the translations of the claims
Feb 28, 2019
French translation of claims
Feb 28, 2019
German translation of the claims
Feb 28, 2019
Letter accompanying subsequently filed items
Oct 19, 2018
Bibliographic data of the European patent application
Oct 19, 2018
Communication about intention to grant a European patent
Oct 19, 2018
Intention to grant (signatures)
Oct 19, 2018
Text intended for grant (clean copy)
Oct 19, 2018
Text intended for grant (version for approval)
Jun 25, 2018
(Electronic) Receipt
Jun 25, 2018
Amended claims with annotations
Jun 25, 2018
Claims
Jun 25, 2018
Letter accompanying subsequently filed items
Jun 25, 2018
Reply to communication from the Examining Division
Feb 19, 2018
Annex to the communication
Feb 19, 2018
Communication from the Examining Division
Dec 14, 2017
(Electronic) Receipt
Dec 14, 2017
Amended claims with annotations
Dec 14, 2017
Claims
Dec 14, 2017
Letter accompanying subsequently filed items
Dec 14, 2017
Reply to communication from the Examining Division
Aug 16, 2017
Annex to the communication
Aug 16, 2017
Communication from the Examining Division
Aug 9, 2017
Examination started
May 16, 2017
Notification regarding date of start of examination with possibility to withdraw
Oct 5, 2015
Notice drawing attention to the payment of the renewal fee and additional fee
Aug 24, 2015
(Electronic) Receipt
Aug 24, 2015
Amendments received before examination
Aug 24, 2015
Letter accompanying subsequently filed items
Aug 24, 2015
Reply to Written Opinion prepared by the EPO
May 7, 2015
Communication of amended entries concerning the representative
Apr 29, 2015
Submission concerning change of applicant's representative
Mar 2, 2015
Reminder period for payment of examination fee/designation fee and correction of deficiencies in Written Opinion/amendment
Jan 28, 2015
Notification of forthcoming publication
Apr 10, 2014
Submission concerning representation
Apr 10, 2014
Submission concerning representation
Jan 23, 2014
Communication regarding the transmission of the European search report
Jan 23, 2014
European search opinion
Jan 23, 2014
European search report
Dec 16, 2013
Search started
Oct 14, 2013
Communication to designated inventor
Oct 14, 2013
Communication to designated inventor
Oct 14, 2013
Communication to designated inventor
Aug 21, 2013
Abstract
Aug 21, 2013
Acknowledgement of receipt of electronic submission of the request for grant of a European patent
Aug 21, 2013
Claims
Aug 21, 2013
Description
Aug 21, 2013
Designation of inventor
Aug 21, 2013
Designation of inventor
Aug 21, 2013
Designation of inventor
Aug 21, 2013
Drawings
Aug 21, 2013
Request for grant of a European patent

EP2840112

BAERLOCHER

Application Number: EP13181133A
Filing Date: Aug 21, 2013
Status: Granted And Under Opposition; Mar 8, 2019
Publication Date: Apr 10, 2019
External Links: Slate, Register , Google Patents

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Stabilized Polymer Compositions And Methods Of Making Same

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Dossier Documents

EP2840112