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Calcium Secondary Phosphate Anhydride Particle And Method For Producing The Same

Patent No. EP2208705 (titled "Calcium Secondary Phosphate Anhydride Particle And Method For Producing The Same") was filed by Kyowa Chemical Industry on Sep 18, 2008. The application was issued on Jun 17, 2015.

Patent Summary

Patent Family

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
CHEMISCHE FABRIK BUDENHEIM	Mar 16, 2016	WSL PATENTANWALTE PARTNERSCHAFT 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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Apr 18, 2019
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Apr 18, 2019
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
Apr 15, 2019
Termination of the opposition proceedings with revocation of patent
Jan 10, 2019
Advice of delivery
Jan 8, 2019
Advice of delivery
Jan 8, 2019
Advice of delivery
Jan 4, 2019
Acknowledgement of a document
Jan 4, 2019
Acknowledgement of a document
Jan 4, 2019
Annex to the communication - opposition
Jan 4, 2019
Decision of the Opposition Division and instruction
Jan 4, 2019
Decision revoking the European patent
Jan 4, 2019
Grounds for the decision (Annex) - opposition
Jan 4, 2019
Internal form - Opposition/addressees
Jan 4, 2019
Internal form - Opposition/addressees
Jan 4, 2019
Means of redress
Jan 4, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jan 4, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jan 4, 2019
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Jan 4, 2019
Provision of a copy of the minutes - opposition procedure
Dec 4, 2018
Information about the result of oral proceedings
Oct 8, 2018
Brief communication - Opposition proceedings
Oct 2, 2018
Written submission in preparation to/during oral proceedings
Jul 19, 2018
Notification concerning the date of oral proceedings
Jul 19, 2018
Notification concerning the date of oral proceedings
Jul 13, 2018
Brief communication - Opposition proceedings
Jul 9, 2018
(Electronic) Receipt
Jul 9, 2018
Letter accompanying subsequently filed items
Jul 9, 2018
Written submission in preparation to/during oral proceedings
May 18, 2018
Brief communication - Opposition proceedings
May 8, 2018
(Electronic) Receipt
May 8, 2018
Advice of delivery
May 8, 2018
Letter accompanying subsequently filed items
May 8, 2018
Request for interpreters during oral proceedings
Apr 26, 2018
Advice of delivery
Apr 24, 2018
Advice of delivery
Apr 20, 2018
Acknowledgement of a document
Apr 20, 2018
Acknowledgement of a document
Apr 20, 2018
Annex to the communication - opposition
Apr 20, 2018
Information concerning oral proceedings
Apr 20, 2018
Preparation for oral proceedings
Apr 20, 2018
Summons to attend oral proceedings
Apr 20, 2018
Summons to attend oral proceedings
Dec 14, 2017
Brief communication - Opposition proceedings
Dec 6, 2017
(Electronic) Receipt
Dec 6, 2017
Letter accompanying subsequently filed items
Dec 6, 2017
Request for correction of client data
Jun 12, 2017
Communication of amended entries concerning the representative
Jun 7, 2017
Submission concerning change of applicant's representative
Jun 6, 2017
Submission concerning change of applicant's representative
Nov 17, 2016
Brief communication - Opposition proceedings
Nov 1, 2016
(Electronic) Receipt
Nov 1, 2016
Amended claims with annotations
Nov 1, 2016
Amended claims with annotations
Nov 1, 2016
Amended claims with annotations
Nov 1, 2016
Amended claims with annotations
Nov 1, 2016
Amended claims with annotations
Nov 1, 2016
Amended claims with annotations
Nov 1, 2016
Citation in opposition procedure
Nov 1, 2016
Claims
Nov 1, 2016
Claims
Nov 1, 2016
Claims
Nov 1, 2016
Claims
Nov 1, 2016
Claims
Nov 1, 2016
Claims
Nov 1, 2016
Letter accompanying subsequently filed items
Nov 1, 2016
Reply of the patent proprietor to the notice(s) of opposition
Nov 1, 2016
Reply of the patent proprietor to the notice(s) of opposition
Jun 8, 2016
Brief communication - Opposition proceedings
Jun 8, 2016
Grant of extension of time limit (opposition procedure)
Jun 2, 2016
(Electronic) Receipt
Jun 2, 2016
Letter accompanying subsequently filed items
Jun 2, 2016
Request for extension of time limit
Apr 22, 2016
Communication of a notice of opposition and request to file observations
Apr 22, 2016
Notice of further oppositions to opponent(s)
Mar 23, 2016
Communication of a notice of opposition - first information to patent proprietor
Mar 16, 2016
(Electronic) Receipt
Mar 16, 2016
Citation in opposition procedure
Mar 16, 2016
Citation in opposition procedure
Mar 16, 2016
Citation in opposition procedure
Mar 16, 2016
Notice of opposition
Mar 16, 2016
Notice of opposition
Mar 16, 2016
Patent document cited during the opposition procedure
Mar 16, 2016
Patent document cited during the opposition procedure
Mar 16, 2016
Patent document cited during the opposition procedure
Mar 16, 2016
Translation of the evidence during Opposition procedure
Jun 17, 2015
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
May 21, 2015
Decision to grant a European patent
May 11, 2015
(Electronic) Receipt
May 11, 2015
Filing of the translations of the claims
May 11, 2015
French translation of claims
May 11, 2015
German translation of the claims
May 11, 2015
Letter accompanying subsequently filed items
Jan 12, 2015
Bibliographic data of the European patent application
Jan 12, 2015
Communication about intention to grant a European patent
Jan 12, 2015
Intention to grant (signatures)
Jan 12, 2015
Text intended for grant
Dec 17, 2014
Processing of request for correction of text proposed for grant or third party observations (from 01-04-2012)
Nov 21, 2014
(Electronic) Receipt
Nov 21, 2014
Amended description with annotations
Nov 21, 2014
Description
Nov 21, 2014
Filing of the translations of the claims
Nov 21, 2014
Letter accompanying subsequently filed items
Jul 31, 2014
Bibliographic data of the European patent application
Jul 31, 2014
Communication about intention to grant a European patent
Jul 31, 2014
Intention to grant (signatures)
Jul 31, 2014
Text intended for grant
Jun 12, 2014
Examination started
Mar 7, 2014
Communication of amended entries concerning the representative
Mar 6, 2014
Submission concerning change of applicant's representative
Feb 28, 2014
Submission concerning change of applicant's representative
Jan 31, 2014
Submission concerning change of applicant's representative
Jul 12, 2013
(Electronic) Receipt
Jul 12, 2013
Amended claims filed after receipt of (European) search report
Jul 12, 2013
Amended claims with annotations
Jul 12, 2013
Amended description filed after receipt of (European) search report
Jul 12, 2013
Amended description with annotations
Jul 12, 2013
Amendments received before examination
Jul 12, 2013
Letter accompanying subsequently filed items
Feb 26, 2013
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Feb 8, 2013
Communication regarding the transmission of the European search report
Feb 8, 2013
European search opinion
Feb 8, 2013
Supplementary European search report
Mar 14, 2012
CDS Clean up - amended data concerning the representative for the applicant
Mar 12, 2012
Submission concerning representation
Jun 23, 2010
Notification of forthcoming publication
Jun 22, 2010
Amended claims filed after receipt of (European) search report
Jun 22, 2010
Amended claims with annotations
Jun 22, 2010
Amendments received before examination
May 25, 2010
Communication regarding possible amendment of the application/payment of claims fee
Apr 22, 2010
Translation of the international preliminary report on patentability
Apr 13, 2010
Copy of the international preliminary report on patentability
Mar 30, 2010
Abstract
Mar 30, 2010
Claims
Mar 30, 2010
Description
Mar 30, 2010
Drawings
Mar 30, 2010
Matter concerning the application
Mar 30, 2010
Request for entry into the European phase
Jan 29, 2010
Information on entry into European phase
Apr 21, 2009
Priority document (electronically transmitted)
Mar 26, 2009
Copy of the international search report
Mar 26, 2009
Copy of the translated international search report
Mar 26, 2009
International publication pamphlet

EP2208705

KYOWA CHEMICAL INDUSTRY

Application Number: EP08832423A
Filing Date: Sep 18, 2008
Status: Revoked; Apr 19, 2019
Publication Date: Jun 17, 2015
External Links: Slate, Register , Google Patents