Method For Producing Expanded Thermoplastic Elastomer Particles

Patent No. EP3055353 (titled "Method For Producing Expanded Thermoplastic Elastomer Particles") was filed by Basf on Oct 9, 2014. The application was issued on Aug 23, 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
ARKEMA FRANCE	May 2, 2018	BANDPAY & GREUTER
HUNTSMAN	May 2, 2018	VAN DEN BROECK

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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Jul 27, 2023
Decision to maintain the European patent in amended form
Jul 27, 2023
Decision to maintain the European patent in amended form
Jul 27, 2023
Decision to maintain the European patent in amended form
Jul 21, 2023
Termination of the opposition proceedings with maintenance of patent
Jul 18, 2023
(Electronic) Receipt
Jul 18, 2023
English translation of the claims
Jul 18, 2023
Filing of the translation of the amended claims
Jul 18, 2023
French translation of claims
Jul 18, 2023
Letter accompanying subsequently filed items
Apr 11, 2023
Communication of bibliographic data
Apr 11, 2023
Communication to opponent concerning maintenance
Apr 11, 2023
Communication with request to file translations
Apr 4, 2023
Advice of delivery
Apr 4, 2023
Decision of the Board of Appeal
Apr 4, 2023
F3032 Notification(s) of the decision
Apr 4, 2023
F3032 Notification(s) of the decision
Apr 4, 2023
F3032 Notification(s) of the decision
Apr 4, 2023
Maintenance of the patent with the documents specified in the final decision
Feb 2, 2023
F3013 Oral Proceedings: Forwarding minutes
Feb 2, 2023
F3013 Oral Proceedings: Forwarding minutes
Feb 2, 2023
F3013 Oral Proceedings: Forwarding minutes
Feb 2, 2023
F3317 Oral Proceedings: Minutes (Appellant: Proprietor + Opponent)
Dec 7, 2022
F3018 Oral proceedings: Confirmation interpreters
Dec 7, 2022
F3018 Oral proceedings: Confirmation interpreters
Dec 7, 2022
F3018 Oral proceedings: Confirmation interpreters
Dec 6, 2022
(Electronic) Receipt
Dec 6, 2022
Letter accompanying subsequently filed items
Dec 4, 2022
(Electronic) Receipt
Dec 4, 2022
Letter accompanying subsequently filed items
Dec 4, 2022
Request for interpreters during oral proceedings
Dec 2, 2022
F3345 Forwarding of submissions to parties
Dec 2, 2022
F3345 Forwarding of submissions to parties
Nov 25, 2022
(Electronic) Receipt
Nov 25, 2022
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Nov 25, 2022
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Nov 25, 2022
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Nov 25, 2022
Letter accompanying subsequently filed items
Nov 25, 2022
Letter dealing with oral proceedings during the appeal procedure
Oct 18, 2022
Advice of delivery
Oct 17, 2022
(Electronic) Receipt
Oct 17, 2022
Letter accompanying subsequently filed items
Oct 17, 2022
Oral proceedings: change of venue
Oct 17, 2022
Oral proceedings: change of venue
Oct 17, 2022
Oral proceedings: change of venue
Oct 12, 2022
F3345 Forwarding of submissions to parties
Oct 12, 2022
F3345 Forwarding of submissions to parties
Oct 7, 2022
(Electronic) Receipt
Oct 7, 2022
Letter accompanying subsequently filed items
Oct 7, 2022
Letter dealing with oral proceedings during the appeal procedure
Aug 30, 2022
F3004 Communication of the Registry
Aug 30, 2022
F3004 Communication of the Registry
Aug 30, 2022
F3004 Communication of the Registry
May 10, 2022
F3022 Oral proceedings: change of board composition
May 10, 2022
F3022 Oral proceedings: change of board composition
May 10, 2022
F3022 Oral proceedings: change of board composition
May 9, 2022
Advice of delivery
May 9, 2022
F3011.1 Oral Proceedings: summons
May 9, 2022
F3011.1 Oral Proceedings: summons
May 9, 2022
F3011.1 Oral Proceedings: summons
May 4, 2022
F3303.16 Change of composition of the Board (T)
May 3, 2022
F3010 Oral proceedings: order for summons
Nov 30, 2021
(Electronic) Receipt
Nov 30, 2021
Letter accompanying subsequently filed items
Nov 30, 2021
Letter relating to Appeal Procedure
Sep 3, 2021
F3345 Forwarding of submissions to parties
Sep 3, 2021
F3345 Forwarding of submissions to parties
Aug 30, 2021
(Electronic) Receipt
Aug 30, 2021
Letter accompanying subsequently filed items
Aug 30, 2021
Letter relating to Appeal Procedure
Jul 20, 2021
Composition of the board (T)
Feb 23, 2021
F3345 Forwarding of submissions to parties
Feb 23, 2021
F3345 Forwarding of submissions to parties
Feb 22, 2021
F3345 Forwarding of submissions to parties
Feb 22, 2021
F3345 Forwarding of submissions to parties
Feb 18, 2021
(Electronic) Receipt
Feb 18, 2021
Letter accompanying subsequently filed items
Feb 18, 2021
Reply to appeal
Feb 16, 2021
(Electronic) Receipt
Feb 16, 2021
Letter accompanying subsequently filed items
Feb 16, 2021
Reply to appeal
Oct 8, 2020
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Oct 8, 2020
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Oct 8, 2020
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Aug 31, 2020
(Electronic) Receipt
Aug 31, 2020
Amended claims with annotations
Aug 31, 2020
Amended claims with annotations
Aug 31, 2020
Amended claims with annotations
Aug 31, 2020
Amended claims with annotations
Aug 31, 2020
Amended claims with annotations
Aug 31, 2020
Amended claims with annotations
Aug 31, 2020
Amended claims with annotations
Aug 31, 2020
Amended claims with annotations
Aug 31, 2020
Amended claims with annotations
Aug 31, 2020
Amended claims with annotations
Aug 31, 2020
Amended claims with annotations
Aug 31, 2020
Amended claims with annotations
Aug 31, 2020
Amended claims with annotations
Aug 31, 2020
Amended claims with annotations
Aug 31, 2020
Amended claims with annotations
Aug 31, 2020
Amended claims with annotations
Aug 31, 2020
Amended claims with annotations
Aug 31, 2020
Amended claims with annotations
Aug 31, 2020
Amended claims with annotations
Aug 31, 2020
Amended claims with annotations
Aug 31, 2020
Amended claims with annotations
Aug 31, 2020
Amended claims with annotations
Aug 31, 2020
Amended claims with annotations
Aug 31, 2020
Amended claims with annotations
Aug 31, 2020
Amended claims with annotations
Aug 31, 2020
Annexes (other than cited documents) regarding appeal procedure
Aug 31, 2020
Auxiliary request during appeals procedure - 01
Aug 31, 2020
Auxiliary request during appeals procedure - 02
Aug 31, 2020
Auxiliary request during appeals procedure - 03
Aug 31, 2020
Auxiliary request during appeals procedure - 04
Aug 31, 2020
Auxiliary request during appeals procedure - 05
Aug 31, 2020
Auxiliary request during appeals procedure - 06
Aug 31, 2020
Auxiliary request during appeals procedure - 07
Aug 31, 2020
Auxiliary request during appeals procedure - 08
Aug 31, 2020
Auxiliary request during appeals procedure - 09
Aug 31, 2020
Auxiliary request during appeals procedure - 10
Aug 31, 2020
Auxiliary request during appeals procedure - 11
Aug 31, 2020
Auxiliary request during appeals procedure - 12
Aug 31, 2020
Auxiliary request during appeals procedure - 13
Aug 31, 2020
Auxiliary request during appeals procedure - 14
Aug 31, 2020
Auxiliary request during appeals procedure - 15
Aug 31, 2020
Auxiliary request during appeals procedure - 16
Aug 31, 2020
Auxiliary request during appeals procedure - 17
Aug 31, 2020
Auxiliary request during appeals procedure - 18
Aug 31, 2020
Auxiliary request during appeals procedure - 19
Aug 31, 2020
Auxiliary request during appeals procedure - 20
Aug 31, 2020
Auxiliary request during appeals procedure - 21
Aug 31, 2020
Auxiliary request during appeals procedure - 22
Aug 31, 2020
Auxiliary request during appeals procedure - 23
Aug 31, 2020
Auxiliary request during appeals procedure - 24
Aug 31, 2020
Auxiliary request during appeals procedure - 25
Aug 31, 2020
Letter accompanying subsequently filed items
Aug 31, 2020
Statement of grounds of appeal
Aug 28, 2020
(Electronic) Receipt
Aug 28, 2020
Letter accompanying subsequently filed items
Aug 28, 2020
Statement of grounds of appeal
Jul 6, 2020
F3204 Communication of the file number to the parties
Jul 6, 2020
F3204 Communication of the file number to the parties
Jun 30, 2020
(Electronic) Receipt
Jun 30, 2020
Letter accompanying subsequently filed items
Jun 30, 2020
Notice of appeal
Jun 29, 2020
(Electronic) Receipt
Jun 29, 2020
Letter accompanying subsequently filed items
Jun 29, 2020
Notice of appeal
Apr 30, 2020
Advice of delivery
Apr 27, 2020
Advice of delivery
Apr 23, 2020
Advice of delivery
Apr 20, 2020
Acknowledgement of a document
Apr 20, 2020
Acknowledgement of a document
Apr 20, 2020
Acknowledgement of a document
Apr 20, 2020
Annex to the communication - opposition
Apr 20, 2020
Decision of the Opposition Division and instruction
Apr 20, 2020
Druckexemplar in opposition procedure
Apr 20, 2020
Grounds for the decision (Annex) - opposition
Apr 20, 2020
Interlocutory decision in opposition proceedings
Apr 20, 2020
Internal form - Opposition/addressees
Apr 20, 2020
Internal form - Opposition/addressees
Apr 20, 2020
Means of redress
Apr 20, 2020
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Apr 20, 2020
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Apr 20, 2020
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Apr 20, 2020
Provision of a copy of the minutes - opposition procedure
Apr 20, 2020
Scanned annex to a communication - opposition procedure
Apr 20, 2020
Scanned annex to a communication - opposition procedure
Feb 18, 2020
Information about the result of oral proceedings
Jan 15, 2020
Brief communication - Opposition proceedings
Jan 15, 2020
Brief communication - Opposition proceedings
Jan 15, 2020
Brief communication - Opposition proceedings
Jan 15, 2020
Brief communication - Opposition proceedings
Jan 15, 2020
Brief communication - Opposition proceedings
Dec 18, 2019
(Electronic) Receipt
Dec 18, 2019
(Electronic) Receipt
Dec 18, 2019
Amended claims with annotations
Dec 18, 2019
Amended claims with annotations
Dec 18, 2019
Amended claims with annotations
Dec 18, 2019
Claims
Dec 18, 2019
Claims
Dec 18, 2019
Claims
Dec 18, 2019
Letter accompanying subsequently filed items
Dec 18, 2019
Letter accompanying subsequently filed items
Dec 18, 2019
Letter regarding the opposition procedure (no time limit)
Dec 18, 2019
Non-patent literature cited during the opposition procedure
Dec 18, 2019
Non-patent literature cited during the opposition procedure
Dec 18, 2019
Non-patent literature cited during the opposition procedure
Dec 18, 2019
Written submission in preparation to/during oral proceedings
Dec 17, 2019
(Electronic) Receipt
Dec 17, 2019
Letter accompanying subsequently filed items
Dec 17, 2019
Letter regarding the opposition procedure (no time limit)
Aug 2, 2019
Advice of delivery
Jun 27, 2019
Advice of delivery
Jun 26, 2019
Advice of delivery
Jun 14, 2019
Advice of delivery
Jun 14, 2019
Advice of delivery
Jun 14, 2019
Advice of delivery
Jun 14, 2019
Advice of delivery
Jun 14, 2019
Submission concerning representation
Jun 11, 2019
Annex to the communication - opposition
Jun 11, 2019
Information concerning oral proceedings
Jun 11, 2019
Summons to attend oral proceedings
Jun 11, 2019
Summons to attend oral proceedings
Jun 11, 2019
Summons to attend oral proceedings
Jan 3, 2019
Brief communication - Opposition proceedings
Dec 18, 2018
Result of consultation by telephone/in person
Dec 14, 2018
Brief communication - Opposition proceedings
Dec 14, 2018
Brief communication - Opposition proceedings
Dec 3, 2018
(Electronic) Receipt
Dec 3, 2018
Amended claims with annotations
Dec 3, 2018
Amended claims with annotations
Dec 3, 2018
Amended claims with annotations
Dec 3, 2018
Amended claims with annotations
Dec 3, 2018
Amended claims with annotations
Dec 3, 2018
Amended claims with annotations
Dec 3, 2018
Amended claims with annotations
Dec 3, 2018
Amended claims with annotations
Dec 3, 2018
Amended claims with annotations
Dec 3, 2018
Amended claims with annotations
Dec 3, 2018
Amended claims with annotations
Dec 3, 2018
Amended claims with annotations
Dec 3, 2018
Amended claims with annotations
Dec 3, 2018
Amended claims with annotations
Dec 3, 2018
Amended claims with annotations
Dec 3, 2018
Amended claims with annotations
Dec 3, 2018
Amended claims with annotations
Dec 3, 2018
Claims
Dec 3, 2018
Claims
Dec 3, 2018
Claims
Dec 3, 2018
Claims
Dec 3, 2018
Claims
Dec 3, 2018
Claims
Dec 3, 2018
Claims
Dec 3, 2018
Claims
Dec 3, 2018
Claims
Dec 3, 2018
Claims
Dec 3, 2018
Claims
Dec 3, 2018
Claims
Dec 3, 2018
Claims
Dec 3, 2018
Claims
Dec 3, 2018
Claims
Dec 3, 2018
Claims
Dec 3, 2018
Claims
Dec 3, 2018
Letter accompanying subsequently filed items
Dec 3, 2018
Reply of the patent proprietor to the notice(s) of opposition
Sep 21, 2018
Brief communication - Opposition proceedings
Sep 21, 2018
Brief communication - Opposition proceedings
Sep 21, 2018
Grant of extension of time limit (opposition procedure)
Sep 18, 2018
(Electronic) Receipt
Sep 18, 2018
Letter accompanying subsequently filed items
Sep 18, 2018
Request for extension of time limit
Jun 26, 2018
Communication of amended entries concerning the representative
Jun 20, 2018
(Electronic) Receipt
Jun 20, 2018
Letter accompanying subsequently filed items
Jun 20, 2018
Submission concerning change of proprietor's representative
May 28, 2018
Communication of amended entries
May 28, 2018
Communication of amended entries
May 23, 2018
Communication of a notice of opposition and request to file observations
May 23, 2018
Notice of further oppositions to opponent(s)
May 23, 2018
Notice of further oppositions to opponent(s)
May 18, 2018
(Electronic) Receipt
May 18, 2018
Letter accompanying subsequently filed items
May 18, 2018
Request for change of opponent's representative
May 16, 2018
(Electronic) Receipt
May 16, 2018
Letter accompanying subsequently filed items
May 16, 2018
Request for change of opponent's representative
May 9, 2018
Communication of a notice of opposition - first information to patent proprietor
May 2, 2018
(Electronic) Receipt
May 2, 2018
(Electronic) Receipt
May 2, 2018
Citation in opposition procedure
May 2, 2018
Citation in opposition procedure
May 2, 2018
Non-patent literature cited during the opposition procedure
May 2, 2018
Non-patent literature cited during the opposition procedure
May 2, 2018
Non-patent literature cited during the opposition procedure
May 2, 2018
Non-patent literature cited during the opposition procedure
May 2, 2018
Non-patent literature cited during the opposition procedure
May 2, 2018
Non-patent literature cited during the opposition procedure
May 2, 2018
Non-patent literature cited during the opposition procedure
May 2, 2018
Non-patent literature cited during the opposition procedure
May 2, 2018
Non-patent literature cited during the opposition procedure
May 2, 2018
Non-patent literature cited during the opposition procedure
May 2, 2018
Non-patent literature cited during the opposition procedure
May 2, 2018
Non-patent literature cited during the opposition procedure
May 2, 2018
Non-patent literature cited during the opposition procedure
May 2, 2018
Non-patent literature cited during the opposition procedure
May 2, 2018
Non-patent literature cited during the opposition procedure
May 2, 2018
Non-patent literature cited during the opposition procedure
May 2, 2018
Non-patent literature cited during the opposition procedure
May 2, 2018
Non-patent literature cited during the opposition procedure
May 2, 2018
Non-patent literature cited during the opposition procedure
May 2, 2018
Notice of opposition
May 2, 2018
Notice of opposition
May 2, 2018
Notice of opposition
May 2, 2018
Notice of opposition
May 2, 2018
Patent document cited during the opposition procedure
May 2, 2018
Patent document cited during the opposition procedure
May 2, 2018
Patent document cited during the opposition procedure
May 2, 2018
Patent document cited during the opposition procedure
May 2, 2018
Patent document cited during the opposition procedure
May 2, 2018
Patent document cited during the opposition procedure
May 2, 2018
Patent document cited during the opposition procedure
May 2, 2018
Patent document cited during the opposition procedure
May 2, 2018
Patent document cited during the opposition procedure
May 2, 2018
Patent document cited during the opposition procedure
May 2, 2018
Patent document cited during the opposition procedure
May 2, 2018
Patent document cited during the opposition procedure
May 2, 2018
Patent document cited during the opposition procedure
May 2, 2018
Patent document cited during the opposition procedure
May 2, 2018
Patent document cited during the opposition procedure
May 2, 2018
Patent document cited during the opposition procedure
May 2, 2018
Patent document cited during the opposition procedure
May 2, 2018
Patent document cited during the opposition procedure
May 2, 2018
Patent document cited during the opposition procedure
May 2, 2018
Patent document cited during the opposition procedure
May 2, 2018
Patent document cited during the opposition procedure
May 2, 2018
Patent document cited during the opposition procedure
May 2, 2018
Patent document cited during the opposition procedure
May 2, 2018
Patent document cited during the opposition procedure
May 2, 2018
Translation of the evidence during Opposition procedure
May 2, 2018
Translation of the evidence during Opposition procedure
May 2, 2018
Translation of the evidence during Opposition procedure
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
Jun 19, 2017
(Electronic) Receipt
Jun 19, 2017
English translation of the claims
Jun 19, 2017
French translation of claims
Jun 19, 2017
Letter accompanying subsequently filed items
May 15, 2017
Communication confirming withdrawal from representation
May 15, 2017
Notification of termination of representative's authorisation
Apr 20, 2017
Submission concerning change of applicant's representative
Mar 16, 2017
Bibliographic data of the European patent application
Mar 16, 2017
Communication about intention to grant a European patent
Mar 16, 2017
Intention to grant (signatures)
Mar 16, 2017
Text intended for grant (clean copy)
Mar 16, 2017
Text intended for grant (version for approval)
Feb 1, 2017
Examination started
Jul 20, 2016
Notification on forthcoming publication of bibliographic data
Jun 21, 2016
Invitation to indicate correct address of inventor
Jun 9, 2016
Communication regarding comments on written opinion/amendment of application/payment of claims fee
Jun 7, 2016
Letter which had not been notified
Jun 3, 2016
Priority document (electronically transmitted)
Jun 2, 2016
Priority search results copy provided by EPO
May 19, 2016
Communication to designated inventor
May 19, 2016
Communication to designated inventor
May 19, 2016
Communication to designated inventor
May 3, 2016
(Electronic) Receipt
May 3, 2016
Request for entry into the European phase
Apr 19, 2016
Copy of the international preliminary examination report
Mar 3, 2016
CDS Clean up - amended applicant details
Mar 3, 2016
Submission concerning change of applicant's address
Feb 19, 2016
Information on entry into European phase
Dec 14, 2015
Annex to International preliminary examination report
Dec 14, 2015
Annexes to the international preliminary examination report
Dec 14, 2015
International preliminary examination report
Dec 14, 2015
International preliminary examination report - free text sheet
Dec 14, 2015
International preliminary examination report - points I-VIII
Dec 14, 2015
Transmittal of International Preliminary Examination Report
Sep 8, 2015
Notification of election of EPO
Sep 8, 2015
Written opinion
Sep 8, 2015
Written opinion - free text sheet
Sep 8, 2015
Written opinion - points I-VIII
Aug 17, 2015
Notification of receipt of demand
Aug 10, 2015
PCT demand form
Aug 10, 2015
PCT(IPEA): Amended sheet - claims
Aug 10, 2015
PCT(IPEA): Amended sheet - claims
Aug 10, 2015
Payment of fees and costs
Aug 10, 2015
Reply to International Search Opinion
Aug 7, 2015
PCT demand form
Aug 7, 2015
PCT demand form
Aug 7, 2015
PCT(IPEA): Amended sheet - claims
Aug 7, 2015
PCT(IPEA): Amended sheet - claims
Aug 7, 2015
Payment of fees and costs
Aug 7, 2015
Payment of fees and costs
Aug 7, 2015
Reply to International Search Opinion
May 6, 2015
Priority document (electronically transmitted)
Apr 16, 2015
Copy of the international search report
Apr 16, 2015
Copy of the international search report
Apr 16, 2015
Published international application - A1
Nov 5, 2014
Written opinion of the ISA, boxes No. I to VIII
Nov 5, 2014
Written opinion of the ISA, cover sheet
Nov 5, 2014
Written opinion of the ISA, supplemental box
Oct 9, 2014
(Electronic) Receipt
Oct 9, 2014
Abstract
Oct 9, 2014
Claims
Oct 9, 2014
Description
Oct 9, 2014
Priority document (RO-procedure)

EP3055353

BASF

Application Number: EP14783597A
Filing Date: Oct 9, 2014
Status: Patent Maintained As Amended; Jul 21, 2023
Publication Date: Aug 23, 2023
External Links: Slate, Register , Google Patents

IP Verse

Method For Producing Expanded Thermoplastic Elastomer Particles

Patent Summary

Patent Family

Patent Oppositions (2)

Dossier Documents

EP3055353