Lithium Silicate Materials

Patent No. EP2269960 (titled "Lithium Silicate Materials") was filed by Ivoclar Vivadent on Aug 3, 2004. The application was issued on Jan 6, 2016.

Patent Family

Statuses, jurisdictions and citation links are shared on request.

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
VITA ZAHNFABRIK H RAUTER	May 14, 2016	DOMPATENT VON KREISLER SELTING WERNER

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

Oct 9, 2019
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
Oct 4, 2019
Termination of the opposition proceedings with maintenance of patent
Aug 1, 2019
Advice of delivery
Jun 26, 2019
(Electronic) Receipt
Jun 26, 2019
Advice of delivery
Jun 26, 2019
Letter accompanying subsequently filed items
Jun 24, 2019
Acknowledgement of a document
Jun 24, 2019
Decision to discontinue the opposition proceedings
Jun 6, 2019
Brief communication - Opposition proceedings
May 31, 2019
Advice of delivery
May 29, 2019
Advice of delivery
May 29, 2019
Advice of delivery
May 27, 2019
(Electronic) Receipt
May 27, 2019
Advice of delivery
May 27, 2019
Letter accompanying subsequently filed items
May 24, 2019
Decision of the Board of Appeal
May 24, 2019
F3032 Notification(s) of the decision
May 24, 2019
F3032 Notification(s) of the decision
Dec 19, 2018
F3348 Confirmation of withdrawal of the opposition by the respondent and former opponent
Dec 19, 2018
F3348 Confirmation of withdrawal of the opposition by the respondent and former opponent
Dec 13, 2018
(Electronic) Receipt
Dec 13, 2018
Withdrawal of an opposition
Dec 13, 2018
Withdrawal of an opposition
Oct 11, 2018
F3345 Forwarding of submissions to parties
Oct 5, 2018
(Electronic) Receipt
Oct 5, 2018
Letter accompanying subsequently filed items
Oct 5, 2018
Non-Patent Literature cited during the appeal procedure
Oct 5, 2018
Reply to appeal
Sep 21, 2018
F3040 Term extension: Yes/No
Sep 21, 2018
F3040 Term extension: Yes/No
Sep 19, 2018
F3345 Forwarding of submissions to parties
Sep 14, 2018
(Electronic) Receipt
Sep 14, 2018
Letter accompanying subsequently filed items
Sep 14, 2018
Request for extension of time limit
May 16, 2018
Refund of fees
May 14, 2018
Composition of the board (T)
May 7, 2018
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Apr 30, 2018
(Electronic) Receipt
Apr 30, 2018
Cited document during appeal procedure
Apr 30, 2018
Cited document during appeal procedure
Apr 30, 2018
Cited document during appeal procedure
Apr 30, 2018
Cited document during appeal procedure
Apr 30, 2018
Letter accompanying subsequently filed items
Apr 30, 2018
Letter relating to Appeal Procedure
Apr 30, 2018
Letter relating to Appeal Procedure
Apr 30, 2018
Letter relating to Appeal Procedure
Apr 30, 2018
Letter relating to Appeal Procedure
Apr 30, 2018
Statement of grounds of appeal
Feb 15, 2018
F3204 Communication of the file number to the parties
Feb 15, 2018
F3204 Communication of the file number to the parties
Feb 9, 2018
Processing of an appeal
Feb 8, 2018
(Electronic) Receipt
Feb 8, 2018
Letter accompanying subsequently filed items
Feb 8, 2018
Notice of appeal
Jan 11, 2018
Advice of delivery
Jan 10, 2018
Advice of delivery
Jan 2, 2018
Advice of delivery
Dec 21, 2017
Acknowledgement of a document
Dec 21, 2017
Acknowledgement of a document
Dec 21, 2017
Annex to the communication - opposition
Dec 21, 2017
Decision of the Opposition Division and instruction
Dec 21, 2017
Decision revoking the European patent
Dec 21, 2017
Grounds for the decision (Annex) - opposition
Dec 21, 2017
Internal form - Opposition/addressees
Dec 21, 2017
Internal form - Opposition/addressees
Dec 21, 2017
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Dec 21, 2017
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Dec 21, 2017
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Dec 21, 2017
Provision of a copy of the minutes - opposition procedure
Nov 24, 2017
Information about the result of oral proceedings
Nov 2, 2017
Brief communication - Opposition proceedings
Oct 26, 2017
Letter regarding the opposition procedure (no time limit)
Oct 10, 2017
Brief communication - Opposition proceedings
Oct 5, 2017
Letter regarding the opposition procedure (no time limit)
Oct 5, 2017
Non-scannable object
Oct 5, 2017
Non-scannable object
Oct 4, 2017
(Electronic) Receipt
Oct 4, 2017
Letter accompanying subsequently filed items
Oct 4, 2017
Letter regarding the opposition procedure (no time limit)
Oct 4, 2017
Non-patent literature cited during the opposition procedure
Oct 4, 2017
Non-patent literature cited during the opposition procedure
Sep 28, 2017
Brief communication - Opposition proceedings
Sep 26, 2017
Brief communication - Opposition proceedings
Sep 22, 2017
(Electronic) Receipt
Sep 22, 2017
Annex
Sep 22, 2017
Annex
Sep 22, 2017
Claims
Sep 22, 2017
Claims
Sep 22, 2017
Letter accompanying subsequently filed items
Sep 22, 2017
Letter regarding the opposition procedure (no time limit)
Sep 21, 2017
(Electronic) Receipt
Sep 21, 2017
Letter accompanying subsequently filed items
Sep 21, 2017
Letter regarding the opposition procedure (no time limit)
Sep 21, 2017
Non-patent literature cited during the opposition procedure
Sep 21, 2017
Non-patent literature cited during the opposition procedure
Sep 21, 2017
Non-patent literature cited during the opposition procedure
Sep 21, 2017
Non-patent literature cited during the opposition procedure
Sep 21, 2017
Non-patent literature cited during the opposition procedure
Sep 21, 2017
Non-patent literature cited during the opposition procedure
Sep 21, 2017
Non-patent literature cited during the opposition procedure
Jun 6, 2017
Advice of delivery
May 15, 2017
Advice of delivery
May 10, 2017
Advice of delivery
May 9, 2017
Advice of delivery
May 8, 2017
Advice of delivery
May 3, 2017
Acknowledgement of a document
May 3, 2017
Acknowledgement of a document
May 3, 2017
Annex to the communication - opposition
May 3, 2017
Information concerning oral proceedings
May 3, 2017
Preparation for oral proceedings
May 3, 2017
Summons to attend oral proceedings
May 3, 2017
Summons to attend oral proceedings
Mar 24, 2017
Brief communication - Opposition proceedings
Mar 23, 2017
Brief communication - Opposition proceedings
Mar 20, 2017
(Electronic) Receipt
Mar 20, 2017
(Electronic) Receipt
Mar 20, 2017
Annex
Mar 20, 2017
Letter accompanying subsequently filed items
Mar 20, 2017
Letter regarding the opposition procedure (no time limit)
Mar 20, 2017
Letter regarding the opposition procedure (no time limit)
Mar 20, 2017
Reply of the patent proprietor to the notice(s) of opposition
Feb 16, 2017
Brief communication - Opposition proceedings
Feb 8, 2017
Request for acceleration of opposition proceedings
Nov 10, 2016
Communication of a notice of opposition and request to file observations
Nov 10, 2016
Notice of further oppositions to opponent(s)
Jul 28, 2016
Brief communication - Opposition proceedings
Jul 28, 2016
Brief communication - Opposition proceedings
Jul 21, 2016
Letter regarding the opposition procedure (no time limit)
May 25, 2016
Communication of a notice of opposition - first information to patent proprietor
May 14, 2016
Non-patent literature cited during the opposition procedure
May 14, 2016
Non-patent literature cited during the opposition procedure
May 14, 2016
Non-patent literature cited during the opposition procedure
May 14, 2016
Non-patent literature cited during the opposition procedure
May 14, 2016
Non-patent literature cited during the opposition procedure
May 14, 2016
Non-patent literature cited during the opposition procedure
May 14, 2016
Non-patent literature cited during the opposition procedure
May 14, 2016
Non-patent literature cited during the opposition procedure
May 14, 2016
Non-patent literature cited during the opposition procedure
May 14, 2016
Notice of opposition
May 14, 2016
Patent document cited during the opposition procedure
May 14, 2016
Patent document cited during the opposition procedure
May 14, 2016
Patent document cited during the opposition procedure
May 14, 2016
Patent document cited during the opposition procedure
May 14, 2016
Patent document cited during the opposition procedure
May 14, 2016
Patent document cited during the opposition procedure
May 14, 2016
Patent document cited during the opposition procedure
May 14, 2016
Patent document cited during the opposition procedure
May 14, 2016
Patent document cited during the opposition procedure
May 14, 2016
Patent document cited during the opposition procedure
May 14, 2016
Patent document cited during the opposition procedure
May 14, 2016
Patent document cited during the opposition procedure
May 14, 2016
Patent document cited during the opposition procedure
May 14, 2016
Patent document cited during the opposition procedure
May 14, 2016
Patent document cited during the opposition procedure
May 14, 2016
Payment of fees and costs
Apr 13, 2016
CDS Clean up - amended data concerning the representative of the applicant (Association)
Apr 1, 2016
Submission concerning representation
Jan 6, 2016
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Dec 10, 2015
Decision to grant a European patent
Nov 5, 2015
(Electronic) Receipt
Nov 5, 2015
Filing of the translations of the claims
Nov 5, 2015
French translation of claims
Nov 5, 2015
German translation of the claims
Nov 5, 2015
Letter accompanying subsequently filed items
Nov 4, 2015
Bibliographic data of the European patent application
Nov 4, 2015
Communication about intention to grant a European patent
Nov 4, 2015
Intention to grant (signatures)
Nov 4, 2015
Text intended for grant
Oct 30, 2015
Annex to a communication
Oct 30, 2015
Annex to a communication
Oct 30, 2015
Annex to a communication
Oct 30, 2015
Annex to a communication
Oct 30, 2015
Annex to a communication
Oct 30, 2015
Annex to the communication
Oct 30, 2015
Minutes of the oral proceedings (examining division)
Oct 30, 2015
Minutes of the oral proceedings (examining division)
Oct 30, 2015
Minutes of the oral proceedings (examining division)
Oct 30, 2015
Provision of a copy of the minutes of oral proceedings
Sep 28, 2015
Annex to the communication
Sep 28, 2015
Notification concerning the date of oral proceedings
Sep 25, 2015
Annex to the communication
Sep 25, 2015
Notification concerning the date of oral proceedings
Sep 24, 2015
(Electronic) Receipt
Sep 24, 2015
Letter accompanying subsequently filed items
Sep 24, 2015
Written submission in preparation to/during oral proceedings
Sep 21, 2015
Findings upon submissions relating to oral proceedings
Sep 7, 2015
(Electronic) Receipt
Sep 7, 2015
Claims
Sep 7, 2015
Letter accompanying subsequently filed items
Sep 7, 2015
Letter filed before dispatch of the 1st communication from the Examining Division(examination procedure)
Sep 7, 2015
Written submission in preparation to/during oral proceedings
Oct 22, 2014
Advice of delivery
Oct 14, 2014
Advice of delivery
Oct 6, 2014
Acknowledgement of a document
Oct 6, 2014
Annex to the communication
Oct 6, 2014
Preparation for oral proceedings
Oct 6, 2014
Summons to attend oral proceedings
Jan 29, 2014
(Electronic) Receipt
Jan 29, 2014
Amended claims with annotations
Jan 29, 2014
Claims
Jan 29, 2014
Letter accompanying subsequently filed items
Jan 29, 2014
Reply to communication from the Examining Division
Sep 19, 2013
Annex to the communication
Sep 19, 2013
Communication from the Examining Division
Sep 10, 2013
Examination started
Sep 2, 2013
Enquiry as to when a communication from the Examining Division can be expected
Mar 6, 2012
Refund of fees
Nov 11, 2011
(Electronic) Receipt
Nov 11, 2011
Amended claims filed after receipt of (European) search report
Nov 11, 2011
Amended claims with annotations
Nov 11, 2011
Amendments received before examination
Nov 11, 2011
Letter accompanying subsequently filed items
May 16, 2011
Reminder period for payment of examination fee/designation fee and correction of deficiencies in Written Opinion/amendment
Apr 7, 2011
Communication regarding the transmission of the European search report
Apr 7, 2011
European search opinion
Apr 7, 2011
European search report
Dec 8, 2010
Notification of forthcoming publication
Dec 7, 2010
CDS Clean up - amended data concerning the representative of the applicant (Association)
Oct 1, 2010
Designation of inventor
Oct 1, 2010
Document related to search matters
Oct 1, 2010
Request for grant of a European patent (divisional application)
Aug 3, 2004
Priority document

EP2269960

IVOCLAR VIVADENT

Application Number: EP10013142A
Filing Date: Aug 3, 2004
Status: Granted And Under Opposition; Dec 20, 2017
Publication Date: Jan 6, 2016
External Links: Slate, Register , Google Patents

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Lithium Silicate Materials

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Dossier Documents

EP2269960