Aqueous Dispersion Of Aggregate Silica Particles

Patent No. EP2213620 (titled "Aqueous Dispersion Of Aggregate Silica Particles") was filed by Cabot on May 4, 2005. The application was issued on Jan 25, 2017.

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
EVONIK OPERATIONS	Oct 13, 2017	-

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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Jun 27, 2019
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Jun 27, 2019
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
Jun 24, 2019
Termination of the opposition proceedings with revocation of patent
Mar 20, 2019
Advice of delivery
Mar 19, 2019
Advice of delivery
Mar 18, 2019
Advice of delivery
Mar 18, 2019
Advice of delivery
Mar 13, 2019
Acknowledgement of a document
Mar 13, 2019
Acknowledgement of a document
Mar 13, 2019
Annex to the communication - opposition
Mar 13, 2019
Decision of the Opposition Division and instruction
Mar 13, 2019
Decision revoking the European patent
Mar 13, 2019
Grounds for the decision (Annex) - opposition
Mar 13, 2019
Internal form - Opposition/addressees
Mar 13, 2019
Internal form - Opposition/addressees
Mar 13, 2019
Means of redress
Mar 13, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Mar 13, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Mar 13, 2019
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Mar 13, 2019
Provision of a copy of the minutes - opposition procedure
Mar 13, 2019
Scanned annex to a communication - opposition procedure
Jan 21, 2019
Information about the result of oral proceedings
Jan 18, 2019
(Electronic) Receipt
Jan 18, 2019
General authorisation
Jan 18, 2019
Letter accompanying subsequently filed items
Dec 13, 2018
Brief communication - Opposition proceedings
Dec 10, 2018
(Electronic) Receipt
Dec 10, 2018
Letter accompanying subsequently filed items
Dec 10, 2018
Patent document cited during the opposition procedure
Dec 10, 2018
Written submission in preparation to/during oral proceedings
Nov 27, 2018
Brief communication - Opposition proceedings
Nov 23, 2018
Brief communication - Opposition proceedings
Nov 21, 2018
Claims
Nov 21, 2018
Written submission in preparation to/during oral proceedings
Nov 19, 2018
Request for interpreters during oral proceedings
Oct 26, 2018
Brief communication - Opposition proceedings
Oct 22, 2018
Result of consultation by telephone/in person
Oct 15, 2018
(Electronic) Receipt
Oct 15, 2018
Letter accompanying subsequently filed items
Oct 15, 2018
Written submission in preparation to/during oral proceedings
Sep 10, 2018
Brief communication - Opposition proceedings
Aug 31, 2018
Brief communication - Opposition proceedings
Aug 31, 2018
Non-patent literature cited during the opposition procedure
Aug 31, 2018
Non-patent literature cited during the opposition procedure
Aug 31, 2018
Non-patent literature cited during the opposition procedure
Aug 31, 2018
Non-scannable object
Aug 31, 2018
Patent document cited during the opposition procedure
Aug 31, 2018
Patent document cited during the opposition procedure
Aug 31, 2018
Written submission in preparation to/during oral proceedings
Aug 24, 2018
(Electronic) Receipt
Aug 24, 2018
Any annexes (other than citation) to an opposition letter
Aug 24, 2018
Letter accompanying subsequently filed items
Aug 24, 2018
Patent document cited during the opposition procedure
Aug 24, 2018
Written submission in preparation to/during oral proceedings
Jul 24, 2018
Advice of delivery
Jul 5, 2018
Advice of delivery
Jul 4, 2018
Advice of delivery
Jun 29, 2018
Advice of delivery
Jun 29, 2018
Advice of delivery
Jun 27, 2018
Acknowledgement of a document
Jun 27, 2018
Acknowledgement of a document
Jun 27, 2018
Information concerning oral proceedings
Jun 27, 2018
Summons to attend oral proceedings
Jun 27, 2018
Summons to attend oral proceedings
Jun 22, 2018
Advice of delivery
Jun 22, 2018
Brief communication - Opposition proceedings
Jun 22, 2018
Information about the result of oral proceedings
Jun 19, 2018
Oral proceedings: Request for postponement
Jun 18, 2018
Advice of delivery
Jun 15, 2018
Advice of delivery
Jun 12, 2018
Acknowledgement of a document
Jun 12, 2018
Acknowledgement of a document
Jun 12, 2018
Information concerning oral proceedings
Jun 12, 2018
Summons to attend oral proceedings
Jun 12, 2018
Summons to attend oral proceedings
Jun 8, 2018
Brief communication - Opposition proceedings
May 30, 2018
Advice of delivery
May 30, 2018
Advice of delivery
May 30, 2018
Advice of delivery
May 30, 2018
Any annexes (other than citation) to an opposition letter
May 30, 2018
Oral proceedings: Request for postponement
May 29, 2018
Advice of delivery
May 24, 2018
Acknowledgement of a document
May 24, 2018
Acknowledgement of a document
May 24, 2018
Annex to the communication - opposition
May 24, 2018
Information concerning oral proceedings
May 24, 2018
Preparation for oral proceedings
May 24, 2018
Summons to attend oral proceedings
May 24, 2018
Summons to attend oral proceedings
Apr 12, 2018
Brief communication - Opposition proceedings
Apr 4, 2018
Claims
Apr 4, 2018
Non-patent literature cited during the opposition procedure
Apr 4, 2018
Non-patent literature cited during the opposition procedure
Apr 4, 2018
Reply of the patent proprietor to the notice(s) of opposition
Dec 22, 2017
Brief communication - Opposition proceedings
Dec 19, 2017
(Electronic) Receipt
Dec 19, 2017
Letter accompanying subsequently filed items
Dec 19, 2017
Letter regarding the opposition procedure (no time limit)
Nov 29, 2017
Communication of a notice of opposition and request to file observations
Nov 29, 2017
Notice of further oppositions to opponent(s)
Oct 20, 2017
Communication of a notice of opposition - first information to patent proprietor
Oct 13, 2017
(Electronic) Receipt
Oct 13, 2017
Letter regarding the opposition procedure (no time limit)
Oct 13, 2017
Non-patent literature cited during the opposition procedure
Oct 13, 2017
Non-patent literature cited during the opposition procedure
Oct 13, 2017
Non-patent literature cited during the opposition procedure
Oct 13, 2017
Non-patent literature cited during the opposition procedure
Oct 13, 2017
Non-patent literature cited during the opposition procedure
Oct 13, 2017
Non-patent literature cited during the opposition procedure
Oct 13, 2017
Non-patent literature cited during the opposition procedure
Oct 13, 2017
Notice of opposition
Oct 13, 2017
Patent document cited during the opposition procedure
Oct 13, 2017
Patent document cited during the opposition procedure
Oct 13, 2017
Patent document cited during the opposition procedure
Oct 13, 2017
Patent document cited during the opposition procedure
Oct 13, 2017
Patent document cited during the opposition procedure
Oct 13, 2017
Patent document cited during the opposition procedure
Oct 13, 2017
Patent document cited during the opposition procedure
Oct 13, 2017
Patent document cited during the opposition procedure
Oct 13, 2017
Patent document cited during the opposition procedure
Oct 13, 2017
Patent document cited during the opposition procedure
Oct 13, 2017
Patent document cited during the opposition procedure
Oct 13, 2017
Patent document cited during the opposition procedure
Oct 13, 2017
Patent document cited during the opposition procedure
Oct 13, 2017
Patent document cited during the opposition procedure
Jan 25, 2017
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jan 5, 2017
Decision to grant a European patent
Dec 9, 2016
Filing of the translations of the claims
Dec 9, 2016
French translation of claims
Dec 9, 2016
German translation of the claims
Dec 9, 2016
Payment of fees and costs
Aug 4, 2016
Bibliographic data of the European patent application
Aug 4, 2016
Communication about intention to grant a European patent
Aug 4, 2016
Intention to grant (signatures)
Aug 4, 2016
Text intended for grant (clean copy)
Aug 4, 2016
Text intended for grant (version for approval)
Jun 4, 2015
CDS Clean up - amended applicant details
Feb 24, 2015
Submission concerning representation
Feb 6, 2015
Description
Feb 6, 2015
Reply to communication from the Examining Division
Dec 9, 2014
Annex to the communication
Dec 9, 2014
Communication from the Examining Division
Apr 3, 2013
Reply to communication from the Examining Division
Dec 19, 2012
Annex to the communication
Dec 19, 2012
Communication from the Examining Division
Jun 19, 2012
Reply to communication from the Examining Division
Feb 10, 2012
Annex to the communication
Feb 10, 2012
Communication from the Examining Division
Apr 29, 2011
Amended claims filed after receipt of (European) search report
Apr 29, 2011
Amendments received before examination
Nov 8, 2010
Reminder period for payment of examination fee/designation fee and correction of deficiencies in Written Opinion/amendment
Oct 1, 2010
Communication regarding the transmission of the European search report
Oct 1, 2010
European search opinion
Oct 1, 2010
European search report
Aug 23, 2010
Document related to search matters
Jul 15, 2010
Letter concerning the inventor
Jul 7, 2010
Notification of forthcoming publication
Jul 6, 2010
Invitation to indicate correct address of inventor
Jun 29, 2010
Letter which had not been notified
Jun 16, 2010
Communication regarding the transmission of the European search report
Jun 16, 2010
Partial European search report
Apr 21, 2010
Confirmation of receipt of (electronically) transmitted priority document
Apr 12, 2010
Abstract
Apr 12, 2010
Claims
Apr 12, 2010
Description
Apr 12, 2010
Designation of inventor
Apr 12, 2010
Document related to search matters
Apr 12, 2010
Drawings
Apr 12, 2010
Request for grant of a European patent (divisional application)
Dec 7, 2005
Priority document (electronically transmitted)

EP2213620

CABOT

Application Number: EP10003873A
Filing Date: May 4, 2005
Status: Revoked; Jun 28, 2019
Publication Date: Jan 25, 2017
External Links: Slate, Register , Google Patents

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Aqueous Dispersion Of Aggregate Silica Particles

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Dossier Documents

EP2213620