Method For Producing Polymethylols

Patent No. EP2376413 (titled "Method For Producing Polymethylols") was filed by Basf on Dec 7, 2009. The application was issued on Oct 31, 2018.

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
OXEA	Apr 12, 2017	MICHALSKI HUTTERMANN & PARTNER PATENTANWALTE MBB

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 5, 2018
Decision to maintain the European patent in amended form
Sep 27, 2018
Termination of the opposition proceedings with maintenance of patent
Jul 24, 2018
(Electronic) Receipt
Jul 24, 2018
English translation of the claims
Jul 24, 2018
Filing of the translation of the amended claims
Jul 24, 2018
French translation of claims
Jun 13, 2018
Communication of bibliographic data
Jun 13, 2018
Communication with request to file translations
Jun 4, 2018
Maintenance of the patent with the documents specified in the final decision
Feb 27, 2018
(Electronic) Receipt
Feb 27, 2018
Advice of delivery
Feb 27, 2018
Letter accompanying subsequently filed items
Feb 21, 2018
Advice of delivery
Feb 16, 2018
Acknowledgement of a document
Feb 16, 2018
Decision of the Opposition Division and instruction
Feb 16, 2018
Druckexemplar in opposition procedure
Feb 16, 2018
Grounds for the decision (Annex) - opposition
Feb 16, 2018
Interlocutory decision in opposition proceedings
Feb 16, 2018
Internal form - Opposition/addressees
Feb 16, 2018
Means of redress
Jan 22, 2018
(Electronic) Receipt
Jan 22, 2018
Amended description with annotations
Jan 22, 2018
Description
Jan 22, 2018
Letter accompanying subsequently filed items
Jan 22, 2018
Reply to an examination report in opposition proceedings
Jan 9, 2018
(Electronic) Receipt
Jan 9, 2018
Amended description with annotations
Jan 9, 2018
Description
Jan 9, 2018
Letter accompanying subsequently filed items
Jan 9, 2018
Reply to an examination report in opposition proceedings
Nov 30, 2017
Annex to the communication - opposition
Nov 30, 2017
Communication inviting the parties to file observations
Nov 30, 2017
Communication inviting the parties to file observations
Nov 30, 2017
Internal form - Opposition/addressees
Nov 16, 2017
Brief communication - Opposition proceedings
Oct 2, 2017
Brief communication - Opposition proceedings
Oct 2, 2017
Brief communication - Opposition proceedings
Sep 26, 2017
(Electronic) Receipt
Sep 26, 2017
Letter accompanying subsequently filed items
Sep 26, 2017
Withdrawal of an opposition
Sep 4, 2017
Brief communication - Opposition proceedings
Aug 29, 2017
(Electronic) Receipt
Aug 29, 2017
Amended claims with annotations
Aug 29, 2017
Any annexes (other than citation) to an opposition letter
Aug 29, 2017
Any annexes (other than citation) to an opposition letter
Aug 29, 2017
Claims
Aug 29, 2017
Letter accompanying subsequently filed items
Aug 29, 2017
Reply of the patent proprietor to the notice(s) of opposition
May 31, 2017
Communication of a notice of opposition and request to file observations
May 31, 2017
Notice of further oppositions to opponent(s)
Apr 21, 2017
Communication of a notice of opposition - first information to patent proprietor
Apr 12, 2017
(Electronic) Receipt
Apr 12, 2017
Non-patent literature cited during the opposition procedure
Apr 12, 2017
Notice of opposition
Apr 12, 2017
Notice of opposition
Apr 12, 2017
Patent document cited during the opposition procedure
Apr 12, 2017
Patent document cited during the opposition procedure
Apr 12, 2017
Patent document cited during the opposition procedure
Jul 20, 2016
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jun 23, 2016
Decision to grant a European patent
May 31, 2016
(Electronic) Receipt
May 31, 2016
English translation of the claims
May 31, 2016
French translation of claims
May 31, 2016
Letter accompanying subsequently filed items
Apr 13, 2016
Communication confirming withdrawal from representation
Mar 17, 2016
Submission concerning change of applicant's representative
Mar 8, 2016
Bibliographic data of the European patent application
Mar 8, 2016
Communication about intention to grant a European patent
Mar 8, 2016
Intention to grant (signatures)
Mar 8, 2016
Text intended for grant (clean copy)
Mar 8, 2016
Text intended for grant (version for approval)
Mar 3, 2016
CDS Clean up - amended applicant details
Mar 3, 2016
Submission concerning change of applicant's address
Mar 7, 2014
Amended claims with annotations
Mar 7, 2014
Amended description with annotations
Mar 7, 2014
Claims
Mar 7, 2014
Description
Mar 7, 2014
Reply to communication from the Examining Division
Feb 12, 2014
Communication of amended entries concerning the representative
Jan 9, 2014
Submission concerning change of applicant's representative
Dec 13, 2013
Annex to the communication
Dec 13, 2013
Communication from the Examining Division
Dec 9, 2013
Examination started
Dec 10, 2011
Reply to Written Opinion prepared by the EPO
Sep 21, 2011
Notification on forthcoming publication of bibliographic data
Sep 15, 2011
Letter which had not been notified
Aug 23, 2011
Communication regarding comments on written opinion/amendment of application/payment of claims fee
Jun 28, 2011
Copy of the international preliminary report on patentability
Jun 24, 2011
(Electronic) Receipt
Jun 24, 2011
Amended claims filed after receipt of (European) search report
Jun 24, 2011
Amended claims with annotations
Jun 24, 2011
Request for entry into the European phase
Apr 26, 2011
Information on entry into European phase
Dec 16, 2010
Copy of the international search report
Dec 16, 2010
Copy of the international search report
Dec 16, 2010
International publication of the international search report
Nov 3, 2010
Written opinion of the ISA, boxes No. I to VIII
Nov 3, 2010
Written opinion of the ISA, cover sheet
Nov 3, 2010
Written opinion of the ISA, supplemental box
Jul 6, 2010
Priority document (electronically transmitted)
Jun 17, 2010
Published international application - A2
Dec 7, 2009
(Electronic) Receipt
Dec 7, 2009
Abstract
Dec 7, 2009
Claims
Dec 7, 2009
Description
Dec 7, 2009
Priority document (RO-procedure)

EP2376413

BASF

Application Number: EP09764533A
Filing Date: Dec 7, 2009
Status: Patent Maintained As Amended; Sep 28, 2018
Publication Date: Oct 31, 2018
External Links: Slate, Register , Google Patents

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Method For Producing Polymethylols

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Dossier Documents

EP2376413