Method For Producing Water-Absorbing Polymer Particles Having High Swelling Speed

Patent No. EP2673011 (titled "Method For Producing Water-Absorbing Polymer Particles Having High Swelling Speed") was filed by Basf on Feb 7, 2012. The application was issued on Jan 16, 2019.

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
NIPPON SHOKUBAI KABUSHIKI KAISHA	Jan 8, 2016	HOFFMANN EITLE

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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Dec 20, 2018
Decision to maintain the European patent in amended form
Dec 20, 2018
Decision to maintain the European patent in amended form
Dec 14, 2018
Termination of the opposition proceedings with maintenance of patent
Dec 5, 2018
(Electronic) Receipt
Dec 5, 2018
English translation of the claims
Dec 5, 2018
Filing of the translation of the amended claims
Dec 5, 2018
French translation of claims
Oct 16, 2018
Communication of bibliographic data
Oct 16, 2018
Communication to opponent concerning maintenance
Oct 16, 2018
Communication with request to file translations
Oct 8, 2018
Maintenance of the patent with the documents specified in the final decision
Jun 21, 2018
Advice of delivery
Jun 20, 2018
Advice of delivery
Jun 19, 2018
Advice of delivery
Jun 18, 2018
Advice of delivery
Jun 15, 2018
Acknowledgement of a document
Jun 15, 2018
Acknowledgement of a document
Jun 15, 2018
Decision of the Opposition Division and instruction
Jun 15, 2018
Druckexemplar in opposition procedure
Jun 15, 2018
Grounds for the decision (Annex) - opposition
Jun 15, 2018
Interlocutory decision in opposition proceedings
Jun 15, 2018
Internal form - Opposition/addressees
Jun 15, 2018
Means of redress
Mar 1, 2018
Brief communication - Opposition proceedings
Feb 23, 2018
(Electronic) Receipt
Feb 23, 2018
Description
Feb 23, 2018
Letter regarding the opposition procedure (no time limit)
Feb 23, 2018
Letter regarding the opposition procedure (no time limit)
Feb 23, 2018
Result of consultation by telephone/in person
Feb 2, 2018
Letter regarding the opposition procedure (no time limit)
Jan 29, 2018
Letter regarding the opposition procedure (no time limit)
Jan 26, 2018
Notification concerning the date of oral proceedings
Jan 26, 2018
Notification concerning the date of oral proceedings
Jan 18, 2018
Brief communication - Opposition proceedings
Jan 11, 2018
(Electronic) Receipt
Jan 11, 2018
Letter accompanying subsequently filed items
Jan 11, 2018
Letter dealing with oral proceedings
Jan 3, 2018
Brief communication - Opposition proceedings
Dec 19, 2017
(Electronic) Receipt
Dec 19, 2017
Brief communication - Opposition proceedings
Dec 19, 2017
Letter accompanying subsequently filed items
Dec 19, 2017
Request for interpreters during oral proceedings
Dec 11, 2017
(Electronic) Receipt
Dec 11, 2017
Amended claims with annotations
Dec 11, 2017
Amended claims with annotations
Dec 11, 2017
Amended description with annotations
Dec 11, 2017
Amended description with annotations
Dec 11, 2017
Claims
Dec 11, 2017
Claims
Dec 11, 2017
Description
Dec 11, 2017
Description
Dec 11, 2017
Letter accompanying subsequently filed items
Dec 11, 2017
Written submission in preparation to/during oral proceedings
Feb 21, 2017
Advice of delivery
Feb 20, 2017
Advice of delivery
Feb 17, 2017
Advice of delivery
Feb 17, 2017
Advice of delivery
Feb 16, 2017
Annex to the communication - opposition
Feb 16, 2017
Information concerning oral proceedings
Feb 16, 2017
Preparation for oral proceedings
Feb 16, 2017
Summons to attend oral proceedings
Feb 16, 2017
Summons to attend oral proceedings
Feb 15, 2017
CDS Clean up - amended data concerning the representative of the applicant (Association)
Feb 15, 2017
Submission concerning representation
Jan 9, 2017
Brief communication - Opposition proceedings
Dec 22, 2016
Patent document cited during the opposition procedure
Dec 22, 2016
Reply from the opponent to submission of proprietor
Aug 25, 2016
Communication of observations of the patent proprietor to opponent(s) with time limit
Aug 22, 2016
(Electronic) Receipt
Aug 22, 2016
Amended claims with annotations
Aug 22, 2016
Amended description with annotations
Aug 22, 2016
Any annexes (other than citation) to an opposition letter
Aug 22, 2016
Claims
Aug 22, 2016
Description
Aug 22, 2016
Letter accompanying subsequently filed items
Aug 22, 2016
Reply of the patent proprietor to the notice(s) of opposition
Jun 20, 2016
Brief communication - Opposition proceedings
Jun 20, 2016
Grant of extension of time limit (opposition procedure)
Jun 15, 2016
(Electronic) Receipt
Jun 15, 2016
Letter accompanying subsequently filed items
Jun 15, 2016
Request for extension of time limit
Mar 16, 2016
Communication of amended entries concerning the representative
Mar 10, 2016
Submission concerning change of applicant's representative
Mar 3, 2016
CDS Clean up - amended applicant details
Mar 3, 2016
Submission concerning change of applicant's address
Feb 12, 2016
Communication of a notice of opposition and request to file observations
Feb 12, 2016
Notice of further oppositions to opponent(s)
Jan 19, 2016
Communication of a notice of opposition - first information to patent proprietor
Jan 8, 2016
Any annexes (other than citation) to an opposition letter
Jan 8, 2016
Non-patent literature cited during the opposition procedure
Jan 8, 2016
Non-patent literature cited during the opposition procedure
Jan 8, 2016
Notice of opposition
Jan 8, 2016
Notice of opposition
Jan 8, 2016
Patent document cited during the opposition procedure
Jan 8, 2016
Patent document cited during the opposition procedure
Jan 8, 2016
Patent document cited during the opposition procedure
Jan 8, 2016
Patent document cited during the opposition procedure
Jan 8, 2016
Patent document cited during the opposition procedure
Jan 8, 2016
Patent document cited during the opposition procedure
Jan 8, 2016
Patent document cited during the opposition procedure
Jan 8, 2016
Patent document cited during the opposition procedure
Jan 8, 2016
Patent document cited during the opposition procedure
Jan 8, 2016
Patent document cited during the opposition procedure
Jan 8, 2016
Patent document cited during the opposition procedure
Jan 8, 2016
Patent document cited during the opposition procedure
Jan 8, 2016
Patent document cited during the opposition procedure
Jan 8, 2016
Patent document cited during the opposition procedure
Jan 8, 2016
Patent document cited during the opposition procedure
Jan 8, 2016
Patent document cited during the opposition procedure
Jan 8, 2016
Patent document cited during the opposition procedure
Jan 8, 2016
Patent document cited during the opposition procedure
Jan 8, 2016
Patent document cited during the opposition procedure
Jan 8, 2016
Patent document cited during the opposition procedure
Jan 8, 2016
Payment of fees and costs
Jan 8, 2016
Translation of the evidence during Opposition procedure
Jan 8, 2016
Translation of the evidence during Opposition procedure
Jan 8, 2016
Translation of the evidence during Opposition procedure
Jan 8, 2016
Translation of the evidence during Opposition procedure
Jan 8, 2016
Translation of the evidence during Opposition procedure
Jan 8, 2016
Translation of the evidence during Opposition procedure
Apr 9, 2015
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Mar 12, 2015
Decision to grant a European patent
Jan 20, 2015
Communication regarding the forthcoming grant
Jan 15, 2015
(Electronic) Receipt
Jan 15, 2015
English translation of the claims
Jan 15, 2015
Filing of the translations of the claims
Jan 15, 2015
French translation of claims
Oct 1, 2014
Bibliographic data of the European patent application
Oct 1, 2014
Communication about intention to grant a European patent
Oct 1, 2014
Intention to grant (signatures)
Oct 1, 2014
Text intended for grant
Jun 23, 2014
Examination started
Feb 27, 2014
(Electronic) Receipt
Feb 27, 2014
Letter accompanying subsequently filed items
Feb 27, 2014
Reply to Written Opinion prepared by the EPO
Nov 20, 2013
Notification on forthcoming publication of bibliographic data
Sep 20, 2013
Communication regarding comments on written opinion/amendment of application/payment of claims fee
Sep 18, 2013
Communication to designated inventor
Sep 18, 2013
Communication to designated inventor
Sep 18, 2013
Communication to designated inventor
Aug 27, 2013
Copy of the international preliminary report on patentability
Jul 9, 2013
(Electronic) Receipt
Jul 9, 2013
Request for entry into the European phase
Jun 21, 2013
Information on entry into European phase
Sep 4, 2012
Priority document (electronically transmitted)
Aug 16, 2012
Copy of the international search report
Aug 16, 2012
Published international application - A1
May 11, 2012
Written opinion of the ISA, boxes No. I to VIII
May 11, 2012
Written opinion of the ISA, cover sheet
May 11, 2012
Written opinion of the ISA, supplemental box
Feb 7, 2012
(Electronic) Receipt
Feb 7, 2012
Abstract
Feb 7, 2012
Claims
Feb 7, 2012
Description
Feb 7, 2012
Drawings
Feb 7, 2012
Priority document (RO-procedure)

EP2673011

BASF

Application Number: EP12702048A
Filing Date: Feb 7, 2012
Status: Patent Maintained As Amended; Dec 14, 2018
Publication Date: Jan 16, 2019
External Links: Slate, Register , Google Patents

IP Verse

Method For Producing Water-Absorbing Polymer Particles Having High Swelling Speed

Patent Summary

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Dossier Documents

EP2673011