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Polysulphones And Polyether Sulphones With Reduced Yellow Index And Processes For Their Preparation - EP2035484

The patent EP2035484 was granted to Basf on Jul 29, 2020. The application was filed on Jun 13, 2007 under application number EP07730108A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

EP2035484

BASF

Application Number: EP07730108A
Filing Date: Jun 13, 2007
Status: Patent Maintained As Amended; Jun 26, 2020
Publication Date: Jul 29, 2020
External Links: Slate, Register, Google Patents

Patent Summary

Patent Family

Patent Oppositions

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	Opposition Status
SOLVAY SPECIALTY POLYMERS USA	Jun 27, 2018	FIORUCCI	-

Patent Citations (22) New

Patent citations refer to prior patents cited during different phases such as opposition or international search.

Citation Phase	Publication Number
INTERNATIONAL-SEARCH-REPORT	EP0135130
INTERNATIONAL-SEARCH-REPORT	EP0313948
INTERNATIONAL-SEARCH-REPORT	WO03089519
INTERNATIONAL-SEARCH-REPORT	WO03089520
OPPOSITION	DD242414
OPPOSITION	US2005003661
OPPOSITION	US4108837
OPPOSITION	US5861471
OPPOSITION	US5914369
OPPOSITION	US6428199
OTHER	DE2648470
OTHER	DE2840301
OTHER	EP0289869
OTHER	EP0739925
OTHER	EP1524027
OTHER	US2003104259
OTHER	US4108837
OTHER	US4313870
OTHER	US5861471
OTHER	US6420514
OTHER	US6579954
OTHER	WO2006012453

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 2, 2020
Decision to maintain the European patent in amended form
OPPO
Jul 2, 2020
Decision to maintain the European patent in amended form
OPPO
Jun 26, 2020
Refund of fees
OPPO
Jun 26, 2020
Termination of the opposition proceedings with maintenance of patent
OPPO
Jun 19, 2020
(Electronic) Receipt
OPPO
Jun 19, 2020
Clean copy of description pages in the opposition procedure
OPPO
Jun 19, 2020
Druckexemplar in opposition procedure
OPPO
Jun 19, 2020
Filing of the translation of the amended claims
OPPO
Jun 19, 2020
Letter accompanying subsequently filed items
OPPO
Jun 12, 2020
(Electronic) Receipt
OPPO
Jun 12, 2020
(Electronic) Receipt
OPPO
Jun 12, 2020
Description
OPPO
Jun 12, 2020
English translation of the claims
OPPO
Jun 12, 2020
Filing of the translation of the amended claims
OPPO
Jun 12, 2020
Filing of the translation of the amended claims
OPPO
Jun 12, 2020
French translation of claims
OPPO
Jun 12, 2020
Letter accompanying subsequently filed items
OPPO
Jun 12, 2020
Letter accompanying subsequently filed items
OPPO
Jun 12, 2020
Translation of the claims
OPPO
Jun 12, 2020
Translation of the claims
OPPO
Apr 9, 2020
Communication to opponent concerning maintenance
OPPO
Apr 9, 2020
Communication with request to file translations
OPPO
Apr 2, 2020
Maintenance of the patent with the documents specified in the final decision
OPPO
Jan 7, 2020
Advice of delivery
OPPO
Dec 20, 2019
Advice of delivery
OPPO
Dec 19, 2019
Acknowledgement of a document
OPPO
Dec 19, 2019
Acknowledgement of a document
OPPO
Dec 19, 2019
Annex to the communication - opposition
OPPO
Dec 19, 2019
Decision of the Opposition Division and instruction
OPPO
Dec 19, 2019
Grounds for the decision (Annex) - opposition
OPPO
Dec 19, 2019
Interlocutory decision in opposition proceedings
OPPO
Dec 19, 2019
Internal form - Opposition/addressees
OPPO
Dec 19, 2019
Internal form - Opposition/addressees
OPPO
Dec 19, 2019
Means of redress
OPPO
Dec 19, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
OPPO
Dec 19, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
OPPO
Dec 19, 2019
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
OPPO
Dec 19, 2019
OPPODREX with handwritten amendments
OPPO
Dec 19, 2019
Provision of a copy of the minutes - opposition procedure
OPPO
Dec 19, 2019
Scanned annex to a communication - opposition procedure
OPPO
Nov 14, 2019
Information about the result of oral proceedings
OPPO
Sep 20, 2019
Brief communication - Opposition proceedings
OPPO
Sep 20, 2019
Brief communication - Opposition proceedings
OPPO
Sep 12, 2019
(Electronic) Receipt
OPPO
Sep 12, 2019
(Electronic) Receipt
OPPO
Sep 12, 2019
Amended claims with annotations
OPPO
Sep 12, 2019
Amended claims with annotations
OPPO
Sep 12, 2019
Amended claims with annotations
OPPO
Sep 12, 2019
Amended claims with annotations
OPPO
Sep 12, 2019
Amended claims with annotations
OPPO
Sep 12, 2019
Citation in opposition procedure - 018
OPPO
Sep 12, 2019
Citation in opposition procedure - 019
OPPO
Sep 12, 2019
Citation in opposition procedure - 020
OPPO
Sep 12, 2019
Claims
OPPO
Sep 12, 2019
Claims
OPPO
Sep 12, 2019
Claims
OPPO
Sep 12, 2019
Claims
OPPO
Sep 12, 2019
Claims
OPPO
Sep 12, 2019
Consolidated list of cited opposition documents
OPPO
Sep 12, 2019
Letter accompanying subsequently filed items
OPPO
Sep 12, 2019
Letter accompanying subsequently filed items
OPPO
Sep 12, 2019
Request for interpreters during oral proceedings
OPPO
Sep 12, 2019
Written submission in preparation to/during oral proceedings
OPPO
Sep 11, 2019
(Electronic) Receipt
OPPO
Sep 11, 2019
Letter accompanying subsequently filed items
OPPO
Sep 11, 2019
Request for interpreters during oral proceedings
OPPO
Mar 12, 2019
Advice of delivery
OPPO
Mar 11, 2019
Advice of delivery
OPPO
Mar 7, 2019
Advice of delivery
OPPO
Mar 6, 2019
Advice of delivery
OPPO
Mar 4, 2019
Acknowledgement of a document
OPPO
Mar 4, 2019
Acknowledgement of a document
OPPO
Mar 4, 2019
Annex to the communication - opposition
OPPO
Mar 4, 2019
Information concerning oral proceedings
OPPO
Mar 4, 2019
Summons to attend oral proceedings
OPPO
Mar 4, 2019
Summons to attend oral proceedings
OPPO
Nov 16, 2018
Brief communication - Opposition proceedings
OPPO
Nov 9, 2018
(Electronic) Receipt
OPPO
Nov 9, 2018
Amended claims with annotations
OPPO
Nov 9, 2018
Citation in opposition procedure - 013
OPPO
Nov 9, 2018
Citation in opposition procedure - 014
OPPO
Nov 9, 2018
Citation in opposition procedure - 015
OPPO
Nov 9, 2018
Citation in opposition procedure - 016
OPPO
Nov 9, 2018
Citation in opposition procedure - 017
OPPO
Nov 9, 2018
Claims
OPPO
Nov 9, 2018
Letter accompanying subsequently filed items
OPPO
Nov 9, 2018
Reply of the patent proprietor to the notice(s) of opposition
OPPO
Aug 6, 2018
Brief communication - Opposition proceedings
OPPO
Aug 6, 2018
Communication concerning the filing of a power of attorney
OPPO
Aug 6, 2018
Communication of amended entries concerning the representative
OPPO
Jul 20, 2018
(Electronic) Receipt
OPPO
Jul 20, 2018
Letter accompanying subsequently filed items
OPPO
Jul 20, 2018
Submission concerning change of applicant's representative
OPPO
Jul 11, 2018
Communication of a notice of opposition and request to file observations
OPPO
Jul 11, 2018
Notice of further oppositions to opponent(s)
OPPO
Jul 3, 2018
Communication of a notice of opposition - first information to patent proprietor
OPPO
Jun 27, 2018
(Electronic) Receipt
OPPO
Jun 27, 2018
Citation in opposition procedure - 001
OPPO
Jun 27, 2018
Citation in opposition procedure - 002
OPPO
Jun 27, 2018
Citation in opposition procedure - 003
OPPO
Jun 27, 2018
Citation in opposition procedure - 004
OPPO
Jun 27, 2018
Citation in opposition procedure - 005
OPPO
Jun 27, 2018
Citation in opposition procedure - 006
OPPO
Jun 27, 2018
Citation in opposition procedure - 007
OPPO
Jun 27, 2018
Citation in opposition procedure - 008
OPPO
Jun 27, 2018
Citation in opposition procedure - 009
OPPO
Jun 27, 2018
Citation in opposition procedure - 010
OPPO
Jun 27, 2018
Citation in opposition procedure - 011
OPPO
Jun 27, 2018
Citation in opposition procedure - 012
OPPO
Jun 27, 2018
Notice of opposition
OPPO
Jun 27, 2018
Notice of opposition
OPPO
Oct 5, 2017
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Search/Exam
Aug 31, 2017
Decision to grant a European patent
Search/Exam
Aug 21, 2017
(Electronic) Receipt
Search/Exam
Aug 21, 2017
English translation of the claims
Search/Exam
Aug 21, 2017
Filing of the translations of the claims
Search/Exam
Aug 21, 2017
French translation of claims
Search/Exam
Apr 24, 2017
Bibliographic data of the European patent application
Search/Exam
Apr 24, 2017
Communication about intention to grant a European patent
Search/Exam
Apr 24, 2017
Intention to grant (signatures)
Search/Exam
Apr 24, 2017
Text intended for grant (clean copy)
Search/Exam
Apr 24, 2017
Text intended for grant (version for approval)
Search/Exam
Feb 15, 2017
CDS Clean up - amended data concerning the representative of the applicant (Association)
Search/Exam
Feb 15, 2017
Submission concerning representation
Search/Exam
Mar 16, 2016
Communication of amended entries concerning the representative
Search/Exam
Mar 10, 2016
Submission concerning change of applicant's representative
Search/Exam
Mar 3, 2016
CDS Clean up - amended applicant details
Search/Exam
Mar 3, 2016
Submission concerning change of applicant's address
Search/Exam
Nov 5, 2010
Reply from applicant/patentee regarding third party observations
Search/Exam
Nov 4, 2010
Reply from applicant/patentee regarding third party observations
Search/Exam
Oct 26, 2010
Acknowledgement of receipt of third party observations
Search/Exam
Oct 26, 2010
Transmittal of third party observations to applicant
Search/Exam
Oct 22, 2010
Observations by third parties
Search/Exam
Oct 20, 2010
Observations by third parties
Search/Exam
Oct 14, 2010
Non-patent literature cited during the examination procedure
Search/Exam
Oct 14, 2010
Non-scannable object
Search/Exam
Oct 14, 2010
Non-scannable object
Search/Exam
Oct 14, 2010
Reply to communication from the Examining Division
Search/Exam
Oct 13, 2010
Non-patent literature cited during the examination procedure
Search/Exam
Oct 13, 2010
Reply to communication from the Examining Division
Search/Exam
Aug 6, 2010
Annex to the communication
Search/Exam
Aug 6, 2010
Communication from the Examining Division
Search/Exam
Feb 10, 2010
Acknowledgement of receipt of third party observations
Search/Exam
Feb 10, 2010
Transmittal of third party observations to applicant
Search/Exam
Feb 1, 2010
Letter accompanying subsequently filed items
Search/Exam
Feb 1, 2010
Observations by third parties
Search/Exam
Feb 1, 2010
Patent document filed by a Third party
Search/Exam
Feb 1, 2010
Patent document filed by a Third party
Search/Exam
Feb 1, 2010
Patent document filed by a Third party
Search/Exam
Jun 29, 2009
Brief notification setting aside the communication about the intention to grant
Search/Exam
Jun 16, 2009
Processing of request for correction of text proposed for grant or third party observations
Search/Exam
Jun 9, 2009
Acknowledgement of receipt of third party observations
Search/Exam
Jun 9, 2009
Transmittal of third party observations to applicant
Search/Exam
May 28, 2009
Letter accompanying subsequently filed items
Search/Exam
May 28, 2009
Non-patent literature filed by a third party
Search/Exam
May 28, 2009
Non-patent literature filed by a third party
Search/Exam
May 28, 2009
Non-patent literature filed by a third party
Search/Exam
May 28, 2009
Non-patent literature filed by a third party
Search/Exam
May 28, 2009
Observations by third parties
Search/Exam
May 28, 2009
Patent document filed by a Third party
Search/Exam
May 28, 2009
Patent document filed by a Third party
Search/Exam
May 28, 2009
Patent document filed by a Third party
Search/Exam
May 28, 2009
Patent document filed by a Third party
Search/Exam
May 28, 2009
Patent document filed by a Third party
Search/Exam
May 28, 2009
Patent document filed by a Third party
Search/Exam
May 28, 2009
Patent document filed by a Third party
Search/Exam
May 28, 2009
Patent document filed by a Third party
Search/Exam
May 28, 2009
Patent document filed by a Third party
Search/Exam
May 26, 2009
Bibliographic data of the European patent application
Search/Exam
May 26, 2009
Communication about intention to grant a European patent
Search/Exam
May 26, 2009
Intention to grant (signatures)
Search/Exam
May 26, 2009
Text intended for grant
Search/Exam
Feb 18, 2009
Notification on forthcoming publication of bibliographic data
Search/Exam
Feb 11, 2009
Communication regarding possible amendment of claims/payment of claims fees
Search/Exam
Jan 6, 2009
Annexes to the international preliminary examination report
Search/Exam
Jan 6, 2009
Copy of the international preliminary examination report
Search/Exam
Dec 11, 2008
(Electronic) Receipt
Search/Exam
Dec 11, 2008
Request for entry into the European phase
Search/Exam
Oct 31, 2008
Information on entry into European phase
Search/Exam
Jul 3, 2008
Communication of the registration of a transfer or change of name and/or address
Search/Exam
Jun 24, 2008
CDS Clean up - amended applicant details
Search/Exam
May 26, 2008
Annex to International preliminary examination report
PCT2
May 26, 2008
International preliminary examination report
PCT2
May 26, 2008
International preliminary examination report
PCT2
May 26, 2008
International preliminary examination report - free text sheet
PCT2
May 26, 2008
International preliminary examination report - free text sheet
PCT2
May 26, 2008
International preliminary examination report - points I-VIII
PCT2
May 26, 2008
International preliminary examination report - points I-VIII
PCT2
May 26, 2008
Notification of documents sent to WIPO
PCT2
May 26, 2008
Transmittal of International Preliminary Examination Report
PCT2
Feb 25, 2008
Notification of documents sent to WIPO
PCT2
Feb 25, 2008
Notification of receipt of demand
PCT2
Jan 22, 2008
Non-patent literature cited during the examination procedure
PCT2
Jan 22, 2008
PCT demand form
PCT2
Jan 22, 2008
PCT(IPEA): Amended sheet - claims
PCT2
Jan 22, 2008
PCT(IPEA): Amended sheet - claims
PCT2
Jan 22, 2008
Reply to International Search Opinion
PCT2
Jan 19, 2008
Submission concerning change of applicant's name
Search/Exam
Jan 16, 2008
Priority document (electronically transmitted)
Search/Exam
Dec 27, 2007
Copy of the international search report
Search/Exam
Dec 27, 2007
Copy of the international search report
Search/Exam
Dec 27, 2007
Published international application - A1
Search/Exam
Jun 13, 2007
Abstract
PCTRO
Jun 13, 2007
Claims
PCTRO
Jun 13, 2007
Description
PCTRO