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IP Verse

Lithium Silicate Glass Ceramic - EP2261184

The patent EP2261184 was granted to Ivoclar Vivadent on May 31, 2017. The application was filed on Feb 2, 2006 under application number EP10013129A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP2261184

IVOCLAR VIVADENT

Application Number: EP10013129A
Filing Date: Feb 2, 2006
Status: Granted And Under Opposition; Feb 17, 2017
Publication Date: May 31, 2017
External Links: Slate, Register, Google Patents

Patent Summary

Patent Family

Patent Oppositions (2)

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
VITA ZAHNFABRIK H RAUTER	Dec 19, 2017	DOMPATENT VON KREISLER SELTING WERNER	-
VITA ZAHNFABRIK H RAUTER	Dec 19, 2017	DOMPATENT VON PATENT UND RECHTSANWALTEN	-

Patent Citations (24) New

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

Citation Phase	Publication Number
DESCRIPTION	DE19750794
DESCRIPTION	DE2451121
DESCRIPTION	EP0774993
DESCRIPTION	EP0817597
DESCRIPTION	US2684911
OPPOSITION	DE102005028637
OPPOSITION	DE19750794
OPPOSITION	DE19907038
OPPOSITION	DE2451121
OPPOSITION	EP0827941
OPPOSITION	EP1505041
OPPOSITION	EP1688398
OPPOSITION	US2001031446
OPPOSITION	US2002010063
OPPOSITION	US2003073563
OPPOSITION	US3816704
OPPOSITION	US6455451
OTHER	EP0536479
SEARCH	DE2451121
SEARCH	EP0827941
SEARCH	EP1505041
SEARCH	US2002010063
SEARCH	US3816704
SEARCH	US6455451

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 27, 2019
Communication to the parties concerning the termination of the opposition proceedings (opponent)
OPPO
May 27, 2019
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
OPPO
May 22, 2019
Termination of the opposition proceedings with maintenance of patent
OPPO
Apr 4, 2019
Advice of delivery
OPPO
Feb 15, 2019
(Electronic) Receipt
OPPO
Feb 15, 2019
Acknowledgement of a document
OPPO
Feb 15, 2019
Letter accompanying subsequently filed items
OPPO
Feb 12, 2019
Acknowledgement of a document
OPPO
Feb 12, 2019
Decision to discontinue the opposition proceedings
OPPO
Feb 12, 2019
Notification concerning the date of oral proceedings
OPPO
Dec 19, 2018
Brief communication - Opposition proceedings
OPPO
Dec 19, 2018
Brief communication - Opposition proceedings
OPPO
Dec 13, 2018
(Electronic) Receipt
OPPO
Dec 13, 2018
Letter accompanying subsequently filed items
OPPO
Dec 13, 2018
Withdrawal of an opposition
OPPO
Oct 30, 2018
Advice of delivery
OPPO
Oct 17, 2018
Advice of delivery
OPPO
Oct 5, 2018
Advice of delivery
OPPO
Oct 1, 2018
(Electronic) Receipt
OPPO
Oct 1, 2018
Advice of delivery
OPPO
Oct 1, 2018
Letter accompanying subsequently filed items
OPPO
Sep 27, 2018
Acknowledgement of a document
OPPO
Sep 27, 2018
Acknowledgement of a document
OPPO
Sep 27, 2018
Annex to the communication - opposition
OPPO
Sep 27, 2018
Information concerning oral proceedings
OPPO
Sep 27, 2018
Information concerning oral proceedings
OPPO
Sep 27, 2018
Preparation for oral proceedings
OPPO
Sep 27, 2018
Summons to attend oral proceedings
OPPO
Sep 27, 2018
Summons to attend oral proceedings
OPPO
Jun 13, 2018
Brief communication - Opposition proceedings
OPPO
May 28, 2018
(Electronic) Receipt
OPPO
May 28, 2018
Letter regarding the opposition procedure (no time limit)
OPPO
May 28, 2018
Reply of the patent proprietor to the notice(s) of opposition
OPPO
Jan 18, 2018
Brief communication - Opposition proceedings
OPPO
Jan 18, 2018
Brief communication - Opposition proceedings
OPPO
Jan 16, 2018
Communication of a notice of opposition and request to file observations
OPPO
Jan 16, 2018
Notice of further oppositions to opponent(s)
OPPO
Jan 15, 2018
(Electronic) Receipt
OPPO
Jan 15, 2018
Letter accompanying subsequently filed items
OPPO
Jan 15, 2018
Letter regarding the opposition procedure (no time limit)
OPPO
Jan 3, 2018
Communication of a notice of opposition - first information to patent proprietor
OPPO
Dec 19, 2017
(Electronic) Receipt
OPPO
Dec 19, 2017
Non-patent literature cited during the opposition procedure
OPPO
Dec 19, 2017
Non-patent literature cited during the opposition procedure
OPPO
Dec 19, 2017
Non-patent literature cited during the opposition procedure
OPPO
Dec 19, 2017
Non-patent literature cited during the opposition procedure
OPPO
Dec 19, 2017
Non-patent literature cited during the opposition procedure
OPPO
Dec 19, 2017
Notice of opposition
OPPO
Dec 19, 2017
Notice of opposition
OPPO
Dec 19, 2017
Patent document cited during the opposition procedure
OPPO
Dec 19, 2017
Patent document cited during the opposition procedure
OPPO
Dec 19, 2017
Patent document cited during the opposition procedure
OPPO
Dec 19, 2017
Patent document cited during the opposition procedure
OPPO
Dec 19, 2017
Patent document cited during the opposition procedure
OPPO
Dec 19, 2017
Patent document cited during the opposition procedure
OPPO
Dec 19, 2017
Patent document cited during the opposition procedure
OPPO
Dec 19, 2017
Patent document cited during the opposition procedure
OPPO
Dec 19, 2017
Patent document cited during the opposition procedure
OPPO
Dec 19, 2017
Patent document cited during the opposition procedure
OPPO
Dec 19, 2017
Patent document cited during the opposition procedure
OPPO
Dec 19, 2017
Patent document cited during the opposition procedure
OPPO
Dec 19, 2017
Patent document cited during the opposition procedure
OPPO
Dec 19, 2017
Patent document cited during the opposition procedure
OPPO
Apr 4, 2017
Rectification of designation of inventor (Legal Division)
Search/Exam
Mar 22, 2017
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Search/Exam
Mar 14, 2017
(Electronic) Receipt
Search/Exam
Mar 14, 2017
Letter accompanying subsequently filed items
Search/Exam
Mar 14, 2017
Letter concerning the inventor
Search/Exam
Feb 23, 2017
Decision to grant a European patent
Search/Exam
Jan 27, 2017
(Electronic) Receipt
Search/Exam
Jan 27, 2017
Filing of the translations of the claims
Search/Exam
Jan 27, 2017
French translation of claims
Search/Exam
Jan 27, 2017
German translation of the claims
Search/Exam
Jan 27, 2017
Letter accompanying subsequently filed items
Search/Exam
Jan 24, 2017
Bibliographic data of the European patent application
Search/Exam
Jan 24, 2017
Communication about intention to grant a European patent
Search/Exam
Jan 24, 2017
Intention to grant (signatures)
Search/Exam
Jan 24, 2017
Text intended for grant (clean copy)
Search/Exam
Jan 24, 2017
Text intended for grant (version for approval)
Search/Exam
Dec 20, 2016
(Electronic) Receipt
Search/Exam
Dec 20, 2016
Amended description with annotations
Search/Exam
Dec 20, 2016
Description
Search/Exam
Dec 20, 2016
Letter accompanying subsequently filed items
Search/Exam
Dec 20, 2016
Reply to communication from the Examining Division
Search/Exam
Apr 13, 2016
CDS Clean up - amended data concerning the representative of the applicant (Association)
Search/Exam
Apr 1, 2016
Submission concerning representation
Search/Exam
Sep 23, 2015
(Electronic) Receipt
Search/Exam
Sep 23, 2015
Letter accompanying subsequently filed items
Search/Exam
Sep 23, 2015
Non-patent literature cited during the examination procedure
Search/Exam
Sep 23, 2015
Reply to communication from the Examining Division
Search/Exam
May 13, 2015
Annex to the communication
Search/Exam
May 13, 2015
Communication from the Examining Division
Search/Exam
Feb 27, 2015
Transmittal of third party observations to applicant
Search/Exam
Feb 19, 2015
Observations by third parties
Search/Exam
Feb 19, 2015
Patent document filed by a Third party
Search/Exam
Aug 14, 2012
(Electronic) Receipt
Search/Exam
Aug 14, 2012
Amended description with annotations
Search/Exam
Aug 14, 2012
Description
Search/Exam
Aug 14, 2012
Letter accompanying subsequently filed items
Search/Exam
Aug 14, 2012
Reply to communication from the Examining Division
Search/Exam
Apr 5, 2012
Annex to the communication
Search/Exam
Apr 5, 2012
Communication from the Examining Division
Search/Exam
Nov 23, 2011
(Electronic) Receipt
Search/Exam
Nov 23, 2011
Amended claims filed after receipt of (European) search report
Search/Exam
Nov 23, 2011
Amended claims with annotations
Search/Exam
Nov 23, 2011
Amendments received before examination
Search/Exam
Nov 23, 2011
Citation for the examination procedure
Search/Exam
Nov 23, 2011
Citation for the examination procedure
Search/Exam
Nov 23, 2011
Letter accompanying subsequently filed items
Search/Exam
Jun 29, 2011
Refund of fees
Search/Exam
Jun 14, 2011
Reminder period for payment of examination fee/designation fee and correction of deficiencies in Written Opinion/amendment
Search/Exam
May 10, 2011
Communication regarding the transmission of the European search report
Search/Exam
May 10, 2011
European search opinion
Search/Exam
May 10, 2011
European search report
Search/Exam
May 3, 2011
Modified abstract
Search/Exam
Apr 4, 2011
Notice drawing attention to the payment of the renewal fee and additional fee
Search/Exam
Nov 17, 2010
Notification of forthcoming publication
Search/Exam
Oct 1, 2010
Abstract
Search/Exam
Oct 1, 2010
Claims
Search/Exam
Oct 1, 2010
Description
Search/Exam
Oct 1, 2010
Designation of inventor
Search/Exam
Oct 1, 2010
Letter concerning search matters
Search/Exam
Oct 1, 2010
Request for grant of a European patent (divisional application)
Search/Exam
Feb 14, 2006
Priority document
Search/Exam
Feb 2, 2006
Priority document
Search/Exam