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IP Verse

Preparation Method For Super Absorbent Resin - EP2829566

The patent EP2829566 was granted to LG Chem on May 27, 2020. The application was originally filed on May 9, 2014 under application number EP14772050A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

EP2829566

LG CHEM

Application Number: EP14772050A
Filing Date: May 9, 2014
Status: Patent Maintained As Amended; Apr 24, 2020
Publication Date: May 27, 2020
External Links: Slate, Register, Google Patents

Patent Summary

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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
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EVONIK OPERATIONS	Nov 30, 2017	WINS	-

Patent Citations (20) New

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

Citation Phase	Publication Number
DESCRIPTION	JPS56161408
DESCRIPTION	JPS57158209
DESCRIPTION	JPS57198714
DESCRIPTION	US7179851
INTERNATIONAL-SEARCH-REPORT	KR20110049072
INTERNATIONAL-SEARCH-REPORT	KR20120049004
INTERNATIONAL-SEARCH-REPORT	KR20120054836
INTERNATIONAL-SEARCH-REPORT	KR20120059169
INTERNATIONAL-SEARCH-REPORT	US2009299315
OPPOSITION	EP2669318
OPPOSITION	WO0053664
OTHER	EP0555692
OTHER	WO0053664
OTHER	WO02100451
OTHER	WO2004096304
OTHER	WO2009080611
SEARCH	US4043952
SEARCH	WO0053664
SEARCH	WO2009080611
SEARCH	WO2009134694

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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May 4, 2020
Decision to maintain the European patent in amended form
OPPO
May 4, 2020
Decision to maintain the European patent in amended form
OPPO
Apr 24, 2020
Termination of the opposition proceedings with maintenance of patent
OPPO
Apr 16, 2020
(Electronic) Receipt
OPPO
Apr 16, 2020
Clean copy of claims in the opposition procedure
OPPO
Apr 16, 2020
Clean copy of description pages in the opposition procedure
OPPO
Apr 16, 2020
Filing of the translation of the amended claims
OPPO
Apr 16, 2020
French translation of claims
OPPO
Apr 16, 2020
German translation of the claims
OPPO
Apr 16, 2020
Letter accompanying subsequently filed items
OPPO
Feb 11, 2020
Communication with request to file translations
OPPO
Feb 3, 2020
Communication of bibliographic data
OPPO
Feb 3, 2020
Communication to opponent concerning maintenance
OPPO
Feb 3, 2020
Communication with request to file translations
OPPO
Jan 24, 2020
Maintenance of the patent with the documents specified in the final decision
OPPO
Nov 5, 2019
Advice of delivery
OPPO
Nov 4, 2019
Advice of delivery
OPPO
Oct 17, 2019
Advice of delivery
OPPO
Oct 14, 2019
Advice of delivery
OPPO
Oct 10, 2019
Acknowledgement of a document
OPPO
Oct 10, 2019
Annex to the communication - opposition
OPPO
Oct 10, 2019
Decision of the Opposition Division and instruction
OPPO
Oct 10, 2019
Grounds for the decision (Annex) - opposition
OPPO
Oct 10, 2019
Interlocutory decision in opposition proceedings
OPPO
Oct 10, 2019
Internal form - Opposition/addressees
OPPO
Oct 10, 2019
Internal form - Opposition/addressees
OPPO
Oct 10, 2019
Means of redress
OPPO
Oct 10, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
OPPO
Oct 10, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
OPPO
Oct 10, 2019
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
OPPO
Oct 10, 2019
OPPODREX with handwritten amendments
OPPO
Oct 10, 2019
Provision of a copy of the minutes - opposition procedure
OPPO
Oct 10, 2019
Scanned annex to a communication - opposition procedure
OPPO
Oct 10, 2019
Scanned annex to a communication - opposition procedure
OPPO
Sep 18, 2019
Information about the result of oral proceedings
OPPO
Aug 22, 2019
Brief communication - Opposition proceedings
OPPO
Aug 14, 2019
(Electronic) Receipt
OPPO
Aug 14, 2019
Request for interpreters during oral proceedings
OPPO
Jul 22, 2019
Brief communication - Opposition proceedings
OPPO
Jul 17, 2019
(Electronic) Receipt
OPPO
Jul 17, 2019
Letter regarding the opposition procedure (no time limit)
OPPO
Jul 15, 2019
Brief communication - Opposition proceedings
OPPO
Jul 9, 2019
(Electronic) Receipt
OPPO
Jul 9, 2019
(Electronic) Receipt
OPPO
Jul 9, 2019
Letter accompanying subsequently filed items
OPPO
Jul 9, 2019
Letter accompanying subsequently filed items
OPPO
Jul 9, 2019
Request for interpreters during oral proceedings
OPPO
Jul 9, 2019
Written submission in preparation to/during oral proceedings
OPPO
Nov 16, 2018
Advice of delivery
OPPO
Oct 17, 2018
Advice of delivery
OPPO
Oct 8, 2018
Advice of delivery
OPPO
Oct 1, 2018
Advice of delivery
OPPO
Sep 28, 2018
Acknowledgement of a document
OPPO
Sep 28, 2018
Acknowledgement of a document
OPPO
Sep 28, 2018
Annex to the communication - opposition
OPPO
Sep 28, 2018
Information concerning oral proceedings
OPPO
Sep 28, 2018
Preparation for oral proceedings
OPPO
Sep 28, 2018
Summons to attend oral proceedings
OPPO
Sep 28, 2018
Summons to attend oral proceedings
OPPO
Apr 16, 2018
Brief communication - Opposition proceedings
OPPO
Apr 10, 2018
(Electronic) Receipt
OPPO
Apr 10, 2018
Amended claims with annotations
OPPO
Apr 10, 2018
Letter regarding the opposition procedure (no time limit)
OPPO
Apr 10, 2018
Main request during Opposition procedure
OPPO
Apr 10, 2018
Reply of the patent proprietor to the notice(s) of opposition
OPPO
Feb 19, 2018
Brief communication - Opposition proceedings
OPPO
Feb 19, 2018
Communication confirming withdrawal from representation
OPPO
Feb 19, 2018
Communication of amended entries concerning the representative
OPPO
Feb 13, 2018
(Electronic) Receipt
OPPO
Feb 13, 2018
Letter accompanying subsequently filed items
OPPO
Feb 13, 2018
Submission concerning change of proprietor's representative
OPPO
Dec 15, 2017
Communication of a notice of opposition and request to file observations
OPPO
Dec 15, 2017
Notice of further oppositions to opponent(s)
OPPO
Dec 7, 2017
Communication of a notice of opposition - first information to patent proprietor
OPPO
Nov 30, 2017
Non-patent literature cited during the opposition procedure
OPPO
Nov 30, 2017
Non-patent literature cited during the opposition procedure
OPPO
Nov 30, 2017
Non-patent literature cited during the opposition procedure
OPPO
Nov 30, 2017
Non-patent literature cited during the opposition procedure
OPPO
Nov 30, 2017
Notice of opposition
OPPO
Nov 30, 2017
Notice of opposition
OPPO
Nov 30, 2017
Patent document cited during the opposition procedure
OPPO
Nov 30, 2017
Patent document cited during the opposition procedure
OPPO
May 11, 2017
Submission concerning representation
Search/Exam
Mar 2, 2017
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Search/Exam
Feb 2, 2017
Decision to grant a European patent
Search/Exam
Jan 10, 2017
(Electronic) Receipt
Search/Exam
Jan 10, 2017
Filing of the translations of the claims
Search/Exam
Jan 10, 2017
French translation of claims
Search/Exam
Jan 10, 2017
German translation of the claims
Search/Exam
Jan 10, 2017
Letter accompanying subsequently filed items
Search/Exam
Dec 5, 2016
Bibliographic data of the European patent application
Search/Exam
Dec 5, 2016
Communication about intention to grant a European patent
Search/Exam
Dec 5, 2016
Intention to grant (signatures)
Search/Exam
Dec 5, 2016
Text intended for grant (clean copy)
Search/Exam
Dec 5, 2016
Text intended for grant (clean copy)
Search/Exam
Dec 5, 2016
Text intended for grant (clean copy)
Search/Exam
Dec 5, 2016
Text intended for grant (clean copy)
Search/Exam
Dec 5, 2016
Text intended for grant (clean copy)
Search/Exam
Dec 5, 2016
Text intended for grant (version for approval)
Search/Exam
Dec 5, 2016
Text intended for grant (version for approval)
Search/Exam
Dec 5, 2016
Text intended for grant (version for approval)
Search/Exam
Dec 5, 2016
Text intended for grant (version for approval)
Search/Exam
Dec 5, 2016
Text intended for grant (version for approval)
Search/Exam
Jul 27, 2016
(Electronic) Receipt
Search/Exam
Jul 27, 2016
Amended claims with annotations
Search/Exam
Jul 27, 2016
Amended description with annotations
Search/Exam
Jul 27, 2016
Claims
Search/Exam
Jul 27, 2016
Description
Search/Exam
Jul 27, 2016
Letter accompanying subsequently filed items
Search/Exam
Jul 27, 2016
Reply to communication from the Examining Division
Search/Exam
Jun 14, 2016
Annex to the communication
Search/Exam
Jun 14, 2016
Communication from the Examining Division
Search/Exam
Jun 8, 2016
Examination started
Search/Exam
May 30, 2016
(Electronic) Receipt
Search/Exam
May 30, 2016
Amended claims filed after receipt of (European) search report
Search/Exam
May 30, 2016
Amended claims with annotations
Search/Exam
May 30, 2016
Amendments received before examination
Search/Exam
May 30, 2016
Letter accompanying subsequently filed items
Search/Exam
Dec 14, 2015
Communication to designated inventor
Search/Exam
Dec 14, 2015
Communication to designated inventor
Search/Exam
Dec 14, 2015
Communication to designated inventor
Search/Exam
Dec 14, 2015
Communication to designated inventor
Search/Exam
Dec 10, 2015
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Search/Exam
Nov 23, 2015
Communication regarding the transmission of the European search report
Search/Exam
Nov 23, 2015
Copy of the international preliminary report on patentability
Search/Exam
Nov 23, 2015
Document annexed to the Extended European Search Report
Search/Exam
Nov 23, 2015
European search opinion
Search/Exam
Nov 23, 2015
Information on Search Strategy
Search/Exam
Nov 23, 2015
Supplementary European search report
Search/Exam
Nov 23, 2015
Translation of the international preliminary report on patentability
Search/Exam
Nov 5, 2015
Search started
Search/Exam
Sep 1, 2015
Communication to applicant regarding observations by third parties
Search/Exam
Aug 14, 2015
Observations by third parties
Search/Exam
Aug 14, 2015
Observations by third parties
Search/Exam
Aug 14, 2015
Observations by third parties
Search/Exam
Jan 8, 2015
Notification of forthcoming publication
Search/Exam
Jan 8, 2015
Translation of the international preliminary report on patentability
Search/Exam
Jan 8, 2015
Transmission of a document (International preliminary examination report)
Search/Exam
Dec 2, 2014
Priority document (electronically transmitted)
Search/Exam
Dec 2, 2014
Priority document (electronically transmitted)
Search/Exam
Nov 26, 2014
Communication regarding possible amendment of the application/payment of claims fee
Search/Exam
Nov 13, 2014
Copy of the international search report
Search/Exam
Nov 13, 2014
Copy of the translated international search report
Search/Exam
Nov 13, 2014
International publication pamphlet
Search/Exam
Oct 27, 2014
(Electronic) Receipt
Search/Exam
Oct 27, 2014
Letter concerning fees and payments
Search/Exam
Oct 21, 2014
Annex
Search/Exam
Oct 21, 2014
Annex
Search/Exam
Oct 21, 2014
Annex
Search/Exam
Oct 21, 2014
Copy of the international preliminary report on patentability
Search/Exam
Oct 21, 2014
Transmission of a document (International preliminary examination report)
Search/Exam
Oct 9, 2014
Enquiry with the International Bureau
Search/Exam
Oct 9, 2014
Information regarding early processing
Search/Exam
Oct 1, 2014
(Electronic) Receipt
Search/Exam
Oct 1, 2014
Abstract
Search/Exam
Oct 1, 2014
Claims
Search/Exam
Oct 1, 2014
Description
Search/Exam
Oct 1, 2014
Matter concerning the application
Search/Exam
Oct 1, 2014
Request for entry into the European phase
Search/Exam