Improved Process For Producing Abs Graft Copolymers

Patent No. EP3615578 (titled "Improved Process For Producing Abs Graft Copolymers") was filed by Ineos Styrolution Group on Apr 23, 2018. The application was issued on Nov 15, 2023.

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
ELIX POLYMERS	Nov 26, 2021	SUGRANES

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 19, 2023
Decision to maintain the European patent in amended form
Oct 19, 2023
Decision to maintain the European patent in amended form
Oct 13, 2023
Termination of the opposition proceedings with maintenance of patent
Oct 10, 2023
(Electronic) Receipt
Oct 10, 2023
English translation of the claims
Oct 10, 2023
Filing of the translation of the amended claims
Oct 10, 2023
French translation of claims
Oct 10, 2023
Letter accompanying subsequently filed items
Sep 14, 2023
Communication of bibliographic data
Sep 14, 2023
Communication to opponent concerning maintenance
Sep 14, 2023
Communication with request to file translations
Sep 8, 2023
Maintenance of the patent with the documents specified in the final decision
Jun 6, 2023
Advice of delivery
May 30, 2023
Advice of delivery
May 26, 2023
Annex to the communication - opposition
May 26, 2023
Decision of the Opposition Division and instruction
May 26, 2023
Druckexemplar in opposition procedure
May 26, 2023
Grounds for the decision (Annex) - opposition
May 26, 2023
Interlocutory decision in opposition proceedings
May 26, 2023
Interlocutory decision in opposition proceedings
May 26, 2023
Means of redress
May 26, 2023
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
May 26, 2023
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
May 26, 2023
Provision of a copy of the minutes - opposition procedure
May 26, 2023
Provision of a copy of the minutes - opposition procedure
May 26, 2023
Scanned annex to a communication - opposition procedure
May 26, 2023
Scanned annex to a communication - opposition procedure
May 26, 2023
Scanned annex to a communication - opposition procedure
May 26, 2023
Transmittal of decision / summons - opposition
May 26, 2023
Transmittal of decision / summons - opposition
May 10, 2023
Information about the result of oral proceedings
May 4, 2023
Brief communication - Opposition proceedings
Apr 27, 2023
(Electronic) Receipt
Apr 27, 2023
Letter accompanying subsequently filed items
Apr 27, 2023
Main request during Opposition procedure
Apr 27, 2023
Main request during Opposition procedure
Apr 27, 2023
Written submission in preparation to/during oral proceedings
Jan 19, 2023
Brief communication - Opposition proceedings
Jan 13, 2023
(Electronic) Receipt
Jan 13, 2023
Auxiliary request during Opposition procedure
Jan 13, 2023
Auxiliary request during Opposition procedure
Jan 13, 2023
Auxiliary request during Opposition procedure - 06
Jan 13, 2023
Auxiliary request during Opposition procedure - 07
Jan 13, 2023
Letter accompanying subsequently filed items
Jan 13, 2023
Written submission in preparation to/during oral proceedings
Dec 29, 2022
(Electronic) Receipt
Dec 29, 2022
Authorisation
Dec 29, 2022
Letter accompanying subsequently filed items
Dec 29, 2022
Request for interpreters during oral proceedings
Dec 6, 2022
Notification concerning the date of oral proceedings
Dec 6, 2022
Notification concerning the date of oral proceedings
Jul 6, 2022
Advice of delivery
Jun 24, 2022
Advice of delivery
Jun 22, 2022
Annex to the communication - opposition
Jun 22, 2022
Information concerning oral proceedings
Jun 22, 2022
Summons to attend oral proceedings
Jun 22, 2022
Summons to attend oral proceedings
Jun 22, 2022
Transmittal of decision / summons - opposition
Jun 22, 2022
Transmittal of decision / summons - opposition
Apr 14, 2022
Brief communication - Opposition proceedings
Apr 7, 2022
(Electronic) Receipt
Apr 7, 2022
Auxiliary request during Opposition procedure
Apr 7, 2022
Auxiliary request during Opposition procedure
Apr 7, 2022
Auxiliary request during Opposition procedure
Apr 7, 2022
Auxiliary request during Opposition procedure
Apr 7, 2022
Auxiliary request during Opposition procedure
Apr 7, 2022
Auxiliary request during Opposition procedure - 01
Apr 7, 2022
Auxiliary request during Opposition procedure - 02
Apr 7, 2022
Auxiliary request during Opposition procedure - 03
Apr 7, 2022
Auxiliary request during Opposition procedure - 04
Apr 7, 2022
Auxiliary request during Opposition procedure - 05
Apr 7, 2022
Letter accompanying subsequently filed items
Apr 7, 2022
Main request during Opposition procedure
Apr 7, 2022
Main request during Opposition procedure
Apr 7, 2022
Reply of the patent proprietor to the notice(s) of opposition
Dec 22, 2021
Communication of a notice of opposition and request to file observations
Dec 22, 2021
Notice of further oppositions to opponent(s)
Dec 2, 2021
Communication of a notice of opposition - first information to patent proprietor
Nov 26, 2021
(Electronic) Receipt
Nov 26, 2021
Authorisation
Nov 26, 2021
Citation in opposition procedure - 001
Nov 26, 2021
Citation in opposition procedure - 002
Nov 26, 2021
Citation in opposition procedure - 003
Nov 26, 2021
Citation in opposition procedure - 004
Nov 26, 2021
Citation in opposition procedure - 005
Nov 26, 2021
Citation in opposition procedure - 006
Nov 26, 2021
Citation in opposition procedure - 007
Nov 26, 2021
Citation in opposition procedure - 008
Nov 26, 2021
Consolidated list of cited opposition documents
Nov 26, 2021
Notice of opposition
Nov 26, 2021
Notice of opposition
Mar 22, 2021
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Feb 11, 2021
Decision to grant a European patent
Feb 1, 2021
(Electronic) Receipt
Feb 1, 2021
English translation of the claims
Feb 1, 2021
Filing of the translations of the claims
Feb 1, 2021
French translation of claims
Feb 1, 2021
Letter accompanying subsequently filed items
Oct 15, 2020
Bibliographic data of the European patent application
Oct 15, 2020
Communication about intention to grant a European patent
Oct 15, 2020
Intention to grant (signatures)
Oct 15, 2020
Text intended for grant (clean copy)
Oct 15, 2020
Text intended for grant (version for approval)
Oct 1, 2020
Examination started
Jun 5, 2020
(Electronic) Receipt
Jun 5, 2020
Amended description filed after receipt of (European) search report
Jun 5, 2020
Amended description with annotations
Jun 5, 2020
Amendments received before examination
Jun 5, 2020
Letter accompanying subsequently filed items
Feb 5, 2020
Notification on forthcoming publication of bibliographic data
Dec 3, 2019
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
Nov 29, 2019
Communication to designated inventor
Nov 29, 2019
Communication to designated inventor
Nov 29, 2019
Communication to designated inventor
Nov 29, 2019
Communication to designated inventor
Nov 29, 2019
Communication to designated inventor
Nov 8, 2019
(Electronic) Receipt
Nov 8, 2019
Copy of the international preliminary report on patentability
Nov 8, 2019
Request for entry into the European phase
Nov 5, 2019
Notification of the recording of a change
Nov 5, 2019
Notification of the recording of a change
Sep 6, 2019
Information on entry into European phase
Jul 8, 2019
Notification of the recording of a change
Jul 8, 2019
Notification of the recording of a change
Jul 8, 2019
Notification of the recording of a change
Jul 8, 2019
Notification of the recording of a change
Jan 18, 2019
Notification of the recording of a change
Jan 18, 2019
Notification of the recording of a change
Nov 20, 2018
Priority document (electronically transmitted)
Nov 1, 2018
Copy of the international search report
Nov 1, 2018
Copy of the international search report
Nov 1, 2018
Published international application - A1
Jul 2, 2018
Written opinion of the ISA, boxes No. I to VIII
Jul 2, 2018
Written opinion of the ISA, cover sheet
Jul 2, 2018
Written opinion of the ISA, supplemental box
Apr 30, 2018
Notification of the international application number and of the international filing date
Apr 24, 2018
Electronic request for grant of an International application
Apr 24, 2018
Priority document (RO-procedure)
Apr 23, 2018
(Electronic) Receipt
Apr 23, 2018
Abstract
Apr 23, 2018
Claims
Apr 23, 2018
Description
Apr 23, 2018
Document concerning fees and payments
Apr 23, 2018
Drawings

EP3615578

INEOS STYROLUTION GROUP

Application Number: EP18717637A
Filing Date: Apr 23, 2018
Status: Patent Maintained As Amended; Oct 13, 2023
Publication Date: Nov 15, 2023
External Links: Slate, Register , Google Patents

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Improved Process For Producing Abs Graft Copolymers

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Dossier Documents

EP3615578