Method For Gently Mixing And Coating Superabsorbers

Patent No. EP2147043 (titled "Method For Gently Mixing And Coating Superabsorbers") was filed by Evonik Degussa on May 21, 2008. The application was issued on Feb 27, 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	Nov 27, 2019	HENKEL & PARTNER 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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Sep 3, 2021
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Sep 3, 2021
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
Aug 31, 2021
Termination of the opposition proceedings with revocation of patent
May 28, 2021
Advice of delivery
May 21, 2021
Advice of delivery
May 20, 2021
Decision of the Opposition Division and instruction
May 20, 2021
Decision revoking the European patent
May 20, 2021
Grounds for the decision (Annex) - opposition
May 20, 2021
Internal form - Opposition/addressees
May 20, 2021
Means of redress
May 20, 2021
Transmittal of decision / summons - opposition
May 20, 2021
Transmittal of decision / summons - opposition
Dec 8, 2020
Notification concerning the date of oral proceedings
Dec 8, 2020
Notification concerning the date of oral proceedings
Dec 3, 2020
Brief communication - Opposition proceedings
Dec 3, 2020
Notification concerning the date of oral proceedings
Dec 3, 2020
Notification concerning the date of oral proceedings
Dec 1, 2020
Brief communication - Opposition proceedings
Nov 30, 2020
Written submission in preparation to/during oral proceedings
Nov 26, 2020
(Electronic) Receipt
Nov 26, 2020
Citation in opposition procedure - 005
Nov 26, 2020
Consolidated list of cited opposition documents
Nov 26, 2020
Letter accompanying subsequently filed items
Nov 26, 2020
Oral proceedings: reply to date proposed
Nov 26, 2020
Oral proceedings: reply to date proposed
Nov 26, 2020
Written submission in preparation to/during oral proceedings
Nov 26, 2020
Written submission in preparation to/during oral proceedings
Aug 4, 2020
(Electronic) Receipt
Aug 4, 2020
Advice of delivery
Aug 4, 2020
Letter accompanying subsequently filed items
Aug 3, 2020
Communication about missing advice of delivery
Jul 8, 2020
Advice of delivery
Jun 29, 2020
Acknowledgement of a document
Jun 29, 2020
Acknowledgement of a document
Jun 29, 2020
Annex to the communication - opposition
Jun 29, 2020
Information concerning oral proceedings
Jun 29, 2020
Summons to attend oral proceedings
Jun 29, 2020
Summons to attend oral proceedings
Apr 6, 2020
Brief communication - Opposition proceedings
Mar 31, 2020
(Electronic) Receipt
Mar 31, 2020
Amended description with annotations
Mar 31, 2020
Auxiliary request during Opposition procedure
Mar 31, 2020
Auxiliary request during Opposition procedure
Mar 31, 2020
Auxiliary request during Opposition procedure - 01
Mar 31, 2020
Auxiliary request during Opposition procedure - 02
Mar 31, 2020
Claims
Mar 31, 2020
Description
Mar 31, 2020
Letter accompanying subsequently filed items
Mar 31, 2020
Reply of the patent proprietor to the notice(s) of opposition
Dec 11, 2019
Communication of a notice of opposition and request to file observations
Dec 3, 2019
Communication of a notice of opposition - first information to patent proprietor
Nov 27, 2019
(Electronic) Receipt
Nov 27, 2019
Citation in opposition procedure - 001
Nov 27, 2019
Citation in opposition procedure - 002
Nov 27, 2019
Citation in opposition procedure - 002
Nov 27, 2019
Citation in opposition procedure - 003
Nov 27, 2019
Citation in opposition procedure - 004
Nov 27, 2019
Citation in opposition procedure - 005
Nov 27, 2019
Citation in opposition procedure - 005
Nov 27, 2019
Notice of opposition
Nov 27, 2019
Notice of opposition
Nov 12, 2019
Communication of the registration of a transfer or change of name and/or address
Nov 6, 2019
Submission concerning change of applicant's name
Nov 6, 2019
Submission concerning change of applicant's name
Mar 11, 2019
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jan 31, 2019
Decision to grant a European patent
Jan 10, 2019
(Electronic) Receipt
Jan 10, 2019
English translation of the claims
Jan 10, 2019
Filing of the translations of the claims
Jan 10, 2019
French translation of claims
Jan 10, 2019
Letter accompanying subsequently filed items
Nov 16, 2018
Annex to the communication about intention to grant a European patent
Nov 16, 2018
Bibliographic data of the European patent application
Nov 16, 2018
Communication about intention to grant a European patent
Nov 16, 2018
Intention to grant (signatures)
Nov 16, 2018
Text intended for grant (clean copy)
Nov 16, 2018
Text intended for grant (version for approval)
Jul 31, 2018
(Electronic) Receipt
Jul 31, 2018
Amended claims with annotations
Jul 31, 2018
Claims
Jul 31, 2018
Letter accompanying subsequently filed items
Jul 31, 2018
Non-patent literature cited during the examination procedure
Jul 31, 2018
Reply to communication from the Examining Division
Apr 23, 2018
Annex to the communication
Apr 23, 2018
Communication from the Examining Division
Jan 31, 2018
(Electronic) Receipt
Jan 31, 2018
Amended claims with annotations
Jan 31, 2018
Claims
Jan 31, 2018
Letter accompanying subsequently filed items
Jan 31, 2018
Reply to communication from the Examining Division
Oct 6, 2017
Annex to the communication
Oct 6, 2017
Communication from the Examining Division
Sep 27, 2017
(Electronic) Receipt
Sep 27, 2017
Letter accompanying subsequently filed items
Sep 27, 2017
Reply to communication from the Examining Division
Jun 21, 2017
Brief communication to applicant/representative
Jun 2, 2017
Annex to the communication
Jun 2, 2017
Communication from the Examining Division
Mar 21, 2017
Acknowledgement of receipt of third party observations
Mar 21, 2017
Transmittal of third party observations to applicant
Mar 13, 2017
Citation filed by a third party
Mar 13, 2017
Citation filed by a third party
Mar 13, 2017
Citation filed by a third party
Mar 13, 2017
Citation filed by a third party
Mar 13, 2017
Non-patent literature filed by a third party
Mar 13, 2017
Non-patent literature filed by a third party
Mar 13, 2017
Non-patent literature filed by a third party
Mar 13, 2017
Non-patent literature filed by a third party
Mar 13, 2017
Non-patent literature filed by a third party
Mar 13, 2017
Non-patent literature filed by a third party
Mar 13, 2017
Non-patent literature filed by a third party
Mar 13, 2017
Non-patent literature filed by a third party
Mar 13, 2017
Non-patent literature filed by a third party
Mar 13, 2017
Non-patent literature filed by a third party
Mar 13, 2017
Observations by third parties
Mar 13, 2017
Patent document filed by a Third party
Mar 13, 2017
Patent document filed by a Third party
Mar 13, 2017
Patent document filed by a Third party
Mar 13, 2017
Patent document filed by a Third party
Jan 5, 2017
(Electronic) Receipt
Jan 5, 2017
Amended claims with annotations
Jan 5, 2017
Claims
Jan 5, 2017
Letter accompanying subsequently filed items
Jan 5, 2017
Reply to communication from the Examining Division
Sep 28, 2016
Annex to the communication
Sep 28, 2016
Communication from the Examining Division
Aug 5, 2016
Communication of amended entries concerning the representative
Jun 14, 2016
(Electronic) Receipt
Jun 14, 2016
Amended claims with annotations
Jun 14, 2016
Claims
Jun 14, 2016
Letter accompanying subsequently filed items
Jun 14, 2016
Reply to communication from the Examining Division
May 18, 2016
Submission concerning change of applicant's representative
Apr 25, 2016
Grant of extension of time limit (examination procedure)
Apr 20, 2016
(Electronic) Receipt
Apr 20, 2016
Letter accompanying subsequently filed items
Apr 20, 2016
Request for extension of time limit to communication from the Examining Division
Dec 14, 2015
Annex to the communication
Dec 14, 2015
Communication from the Examining Division
Jun 23, 2015
Transmittal of third party observations to applicant
Jun 17, 2015
Observations by third parties
Sep 12, 2012
Communication of the registration of a transfer or change of name and/or address
Sep 6, 2012
Annexes in respect of a client data request
Sep 1, 2012
Submission concerning a transfer of rights (applicant)
Apr 1, 2011
Decision to allow further processing
Mar 24, 2011
(Electronic) Receipt
Mar 24, 2011
Claims
Mar 24, 2011
Letter accompanying subsequently filed items
Mar 24, 2011
Reply to communication from the Examining Division
Mar 24, 2011
Request for further processing
Jan 14, 2011
Application deemed to be withdrawn (no reply to communication from the Examining Division)
Dec 13, 2010
Refusal of request for extension of time limit
Dec 10, 2010
Request for extension of time limit to communication from the Examining Division
Dec 8, 2010
Letter accompanying subsequently filed items
Dec 8, 2010
Request for extension of time limit to communication from the Examining Division
Jul 28, 2010
Annex to the communication
Jul 28, 2010
Communication from the Examining Division
Jan 5, 2010
Communication regarding possible amendment of claims/payment of claims fees
Dec 30, 2009
Notification on forthcoming publication of bibliographic data
Dec 9, 2009
Copy of the international preliminary report on patentability
Oct 28, 2009
CDS Clean up - amended data concerning the representative for the applicant
Oct 26, 2009
(Electronic) Receipt
Oct 26, 2009
Request for entry into the European phase
Oct 2, 2009
Information on entry into European phase
Jul 9, 2009
Notification of the recording of a change
Jul 9, 2009
Notification of the recording of a change
Jul 9, 2009
Notification of the recording of a change
Jul 9, 2009
Notification of the recording of a change
Apr 2, 2009
Copy of the international search report
Apr 2, 2009
Copy of the international search report
Apr 2, 2009
International publication of the international search report
Feb 5, 2009
Written opinion of the ISA, boxes No. I to VIII
Feb 5, 2009
Written opinion of the ISA, cover sheet
Feb 5, 2009
Written opinion of the ISA, supplemental box
Dec 18, 2008
Priority document (electronically transmitted)
Nov 27, 2008
International publication (Pamphlet)
Nov 27, 2008
Published international application - A2
Jul 16, 2008
Abstract
Jul 16, 2008
Annex
Jul 16, 2008
Claims
Jul 16, 2008
Description
Jul 16, 2008
Drawings

EP2147043

EVONIK DEGUSSA

Application Number: EP08773345A
Filing Date: May 21, 2008
Status: Revoked; Sep 3, 2021
Publication Date: Feb 27, 2019
External Links: Slate, Register , Google Patents

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Method For Gently Mixing And Coating Superabsorbers

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Dossier Documents

EP2147043