Isocyanate Prepolymer Composition And Crosslinked Polyurethane Prepared Therefrom

Patent No. EP3022244 (titled "Isocyanate Prepolymer Composition And Crosslinked Polyurethane Prepared Therefrom") was filed by Basf on Jul 15, 2014. The application was issued on Feb 5, 2020.

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
HUNTSMAN	Jan 26, 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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Jan 10, 2020
Decision to maintain the European patent in amended form
Jan 10, 2020
Decision to maintain the European patent in amended form
Jan 3, 2020
Termination of the opposition proceedings with maintenance of patent
Dec 19, 2019
(Electronic) Receipt
Dec 19, 2019
Filing of the translation of the amended claims
Dec 19, 2019
French translation of claims
Dec 19, 2019
German translation of the claims
Dec 6, 2019
Brief communication - Opposition proceedings
Dec 5, 2019
Communication confirming withdrawal from representation
Dec 5, 2019
Notification of termination of representative's authorisation
Nov 29, 2019
(Electronic) Receipt
Nov 29, 2019
Letter accompanying subsequently filed items
Nov 29, 2019
Submission concerning change of applicant's representative
Oct 8, 2019
Communication to opponent concerning maintenance
Oct 8, 2019
Communication with request to file translations
Sep 30, 2019
Maintenance of the patent with the documents specified in the final decision
Jul 5, 2019
Advice of delivery
Jun 27, 2019
Advice of delivery
Jun 18, 2019
Advice of delivery
Jun 14, 2019
Advice of delivery
Jun 14, 2019
Submission concerning representation
Jun 12, 2019
Acknowledgement of a document
Jun 12, 2019
Acknowledgement of a document
Jun 12, 2019
Annex to the communication - opposition
Jun 12, 2019
Decision of the Opposition Division and instruction
Jun 12, 2019
Druckexemplar in opposition procedure
Jun 12, 2019
Grounds for the decision (Annex) - opposition
Jun 12, 2019
Interlocutory decision in opposition proceedings
Jun 12, 2019
Internal form - Opposition/addressees
Jun 12, 2019
Internal form - Opposition/addressees
Jun 12, 2019
Means of redress
Jun 12, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jun 12, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jun 12, 2019
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Jun 12, 2019
Provision of a copy of the minutes - opposition procedure
Jun 12, 2019
Scanned annex to a communication - opposition procedure
May 13, 2019
Information about the result of oral proceedings
May 7, 2019
Brief communication - Opposition proceedings
Apr 30, 2019
(Electronic) Receipt
Apr 30, 2019
Amended description with annotations
Apr 30, 2019
Letter accompanying subsequently filed items
Apr 30, 2019
Written submission in preparation to/during oral proceedings
Apr 3, 2019
Annex to the communication - opposition
Apr 3, 2019
Notification concerning the date of oral proceedings
Apr 3, 2019
Notification concerning the date of oral proceedings
Mar 26, 2019
Brief communication - Opposition proceedings
Mar 22, 2019
Brief communication - Opposition proceedings
Mar 21, 2019
(Electronic) Receipt
Mar 21, 2019
Letter accompanying subsequently filed items
Mar 21, 2019
Written submission in preparation to/during oral proceedings
Mar 19, 2019
Brief communication - Opposition proceedings
Mar 8, 2019
Brief communication - Opposition proceedings
Mar 5, 2019
(Electronic) Receipt
Mar 5, 2019
Letter accompanying subsequently filed items
Mar 5, 2019
Written submission in preparation to/during oral proceedings
Oct 19, 2018
Advice of delivery
Oct 5, 2018
Advice of delivery
Oct 2, 2018
Advice of delivery
Oct 1, 2018
Advice of delivery
Sep 28, 2018
Acknowledgement of a document
Sep 28, 2018
Acknowledgement of a document
Sep 28, 2018
Annex to the communication - opposition
Sep 28, 2018
Information concerning oral proceedings
Sep 28, 2018
Preparation for oral proceedings
Sep 28, 2018
Summons to attend oral proceedings
Sep 28, 2018
Summons to attend oral proceedings
Jun 22, 2018
Brief communication - Opposition proceedings
Jun 18, 2018
(Electronic) Receipt
Jun 18, 2018
Amended claims with annotations
Jun 18, 2018
Amended claims with annotations
Jun 18, 2018
Amended claims with annotations
Jun 18, 2018
Amended claims with annotations
Jun 18, 2018
Amended claims with annotations
Jun 18, 2018
Amended claims with annotations
Jun 18, 2018
Amended claims with annotations
Jun 18, 2018
Claims
Jun 18, 2018
Claims
Jun 18, 2018
Claims
Jun 18, 2018
Claims
Jun 18, 2018
Claims
Jun 18, 2018
Claims
Jun 18, 2018
Claims
Jun 18, 2018
Letter accompanying subsequently filed items
Jun 18, 2018
Reply of the patent proprietor to the notice(s) of opposition
Mar 29, 2018
Brief communication - Opposition proceedings
Mar 29, 2018
Communication of amended entries concerning the representative
Mar 21, 2018
(Electronic) Receipt
Mar 21, 2018
Letter accompanying subsequently filed items
Mar 21, 2018
Submission concerning change of applicant's representative
Feb 8, 2018
Communication of a notice of opposition and request to file observations
Feb 8, 2018
Notice of further oppositions to opponent(s)
Feb 2, 2018
Communication of a notice of opposition - first information to patent proprietor
Jan 26, 2018
(Electronic) Receipt
Jan 26, 2018
Non-patent literature cited during the opposition procedure
Jan 26, 2018
Notice of opposition
Jan 26, 2018
Notice of opposition
Jan 26, 2018
Patent document cited during the opposition procedure
Jan 26, 2018
Patent document cited during the opposition procedure
Jan 26, 2018
Patent document cited during the opposition procedure
Jan 26, 2018
Patent document cited during the opposition procedure
Jan 26, 2018
Patent document cited during the opposition procedure
Jan 26, 2018
Patent document cited during the opposition procedure
Jan 26, 2018
Patent document cited during the opposition procedure
Jan 26, 2018
Patent document cited during the opposition procedure
Jan 26, 2018
Patent document cited during the opposition procedure
Jan 26, 2018
Patent document cited during the opposition procedure
Jan 26, 2018
Patent document cited during the opposition procedure
Apr 26, 2017
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Mar 30, 2017
Decision to grant a European patent
Mar 16, 2017
(Electronic) Receipt
Mar 16, 2017
Filing of the translations of the claims
Mar 16, 2017
French translation of claims
Mar 16, 2017
German translation of the claims
Feb 15, 2017
CDS Clean up - amended data concerning the representative of the applicant (Association)
Feb 15, 2017
Submission concerning representation
Dec 7, 2016
Bibliographic data of the European patent application
Dec 7, 2016
Communication about intention to grant a European patent
Dec 7, 2016
Intention to grant (signatures)
Dec 7, 2016
Text intended for grant (clean copy)
Dec 7, 2016
Text intended for grant (version for approval)
Nov 10, 2016
Examination started
Aug 29, 2016
(Electronic) Receipt
Aug 29, 2016
Amended claims filed after receipt of (European) search report
Aug 29, 2016
Amended claims with annotations
Aug 29, 2016
Amended description filed after receipt of (European) search report
Aug 29, 2016
Amended description with annotations
Aug 29, 2016
Amendments received before examination
Aug 29, 2016
Letter accompanying subsequently filed items
Jun 27, 2016
Invitation to indicate correct address of inventor
Jun 16, 2016
Letter which had not been notified
Apr 28, 2016
Notification on forthcoming publication of bibliographic data
Apr 6, 2016
Communication to applicant regarding observations by third parties
Mar 30, 2016
Patent document filed by a Third party
Mar 30, 2016
Patent document filed by a Third party
Mar 30, 2016
Patent document filed by a Third party
Mar 22, 2016
Invitation to indicate correct address of inventor
Mar 22, 2016
Observations by third parties
Mar 16, 2016
Communication of amended entries concerning the representative
Mar 16, 2016
Letter which had not been notified
Mar 15, 2016
Invitation to indicate correct address of inventor
Mar 10, 2016
Submission concerning change of applicant's representative
Mar 7, 2016
Letter which had not been notified
Mar 3, 2016
Submission concerning change of applicant's address
Feb 26, 2016
Communication regarding comments on written opinion/amendment of application/payment of claims fee
Feb 24, 2016
Communication to designated inventor
Feb 24, 2016
Communication to designated inventor
Feb 24, 2016
Communication to designated inventor
Feb 24, 2016
Communication to designated inventor
Feb 24, 2016
Communication to designated inventor
Jan 26, 2016
Copy of the international preliminary examination report
Jan 12, 2016
(Electronic) Receipt
Jan 12, 2016
Request for entry into the European phase
Nov 27, 2015
Information on entry into European phase
Aug 11, 2015
International preliminary examination report
Aug 11, 2015
International preliminary examination report - free text sheet
Aug 11, 2015
International preliminary examination report - points I-VIII
Aug 11, 2015
Transmittal of International Preliminary Examination Report
Jun 8, 2015
Notification of election of EPO
May 27, 2015
Notification of the recording of a change
May 27, 2015
Notification of the recording of a change
May 22, 2015
Notification of receipt of demand
May 18, 2015
Document concerning fees and payments
May 18, 2015
Letter regarding PCTII procedure
May 18, 2015
PCT demand form
May 18, 2015
Payment of fees and costs
May 18, 2015
Reply to International Search Opinion
Feb 10, 2015
Priority document (electronically transmitted)
Jan 22, 2015
Copy of the international search report
Jan 22, 2015
Published international application - A1
Oct 30, 2014
Written opinion of the ISA, boxes No. I to VIII
Oct 30, 2014
Written opinion of the ISA, cover sheet
Oct 30, 2014
Written opinion of the ISA, supplemental box
Jul 15, 2014
(Electronic) Receipt
Jul 15, 2014
Abstract
Jul 15, 2014
Claims
Jul 15, 2014
Description

EP3022244

BASF

Application Number: EP14744488A
Filing Date: Jul 15, 2014
Status: Patent Maintained As Amended; Jan 3, 2020
Publication Date: Feb 5, 2020
External Links: Slate, Register , Google Patents

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Isocyanate Prepolymer Composition And Crosslinked Polyurethane Prepared Therefrom

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Dossier Documents

EP3022244