Composition For Cleaning Teeth Comprising Natural Glass And Related Methods

IP Verse

Patent No. EP2533751 (titled "Composition For Cleaning Teeth Comprising Natural Glass And Related Methods") was filed by Imerys Filtration Minerals on Jan 25, 2011. The application was issued on May 15, 2019.

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
NORDISK PERLITE APS	Feb 7, 2020	-

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

Get instant alerts for new documents

Feb 15, 2021
Communication to the parties concerning termination of the opposition proceedings - opposition rejected - no appeal lodged
Feb 15, 2021
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Feb 10, 2021
Termination of the opposition proceedings with maintenance of patent
Nov 27, 2020
Communication about missing advice of delivery
Nov 3, 2020
Advice of delivery
Oct 23, 2020
Acknowledgement of a document
Oct 23, 2020
Acknowledgement of a document
Oct 23, 2020
Decision of the Opposition Division and instruction
Oct 23, 2020
Decision rejecting the opposition
Oct 23, 2020
Grounds for the decision (Annex) - opposition
Oct 23, 2020
Internal form - Opposition/addressees
Oct 23, 2020
Means of redress
Oct 22, 2020
Parts of the file excluded from file inspection under Rule 144 d) EPC
Jul 21, 2020
Brief communication - Opposition proceedings
Jul 15, 2020
(Electronic) Receipt
Jul 15, 2020
Letter accompanying subsequently filed items
Jul 15, 2020
Reply of the patent proprietor to the notice(s) of opposition
Mar 5, 2020
Communication of a notice of opposition and request to file observations
Mar 5, 2020
Notice of further oppositions to opponent(s)
Feb 7, 2020
Citation in opposition procedure - 001
Feb 7, 2020
Citation in opposition procedure - 002
Feb 7, 2020
Citation in opposition procedure - 003
Feb 7, 2020
Citation in opposition procedure - 004
Feb 7, 2020
Citation in opposition procedure - 005
Feb 7, 2020
Citation in opposition procedure - 006
Feb 7, 2020
Consolidated list of cited opposition documents
Feb 7, 2020
International publication (Pamphlet)
Feb 7, 2020
Notice of opposition
Feb 7, 2020
Notice of opposition
Feb 7, 2020
Notice of opposition
May 27, 2019
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Apr 25, 2019
Submission concerning representation
Apr 18, 2019
Decision to grant a European patent
Apr 8, 2019
(Electronic) Receipt
Apr 8, 2019
French translation of claims
Apr 8, 2019
German translation of the claims
Apr 8, 2019
Letter accompanying subsequently filed items
Dec 18, 2018
Bibliographic data of the European patent application
Dec 18, 2018
Communication about intention to grant a European patent
Dec 18, 2018
Intention to grant (signatures)
Dec 18, 2018
Text intended for grant (clean copy)
Dec 18, 2018
Text intended for grant (version for approval)
Jun 22, 2018
(Electronic) Receipt
Jun 22, 2018
Amended description with annotations
Jun 22, 2018
Description
Jun 22, 2018
Letter accompanying subsequently filed items
Jun 22, 2018
Reply to communication from the Examining Division
Feb 27, 2018
Annex to the communication
Feb 27, 2018
Communication from the Examining Division
Feb 20, 2018
Examination started
Apr 25, 2016
(Electronic) Receipt
Apr 25, 2016
Amended claims filed after receipt of (European) search report
Apr 25, 2016
Amended claims with annotations
Apr 25, 2016
Amendments received before examination
Apr 25, 2016
Letter accompanying subsequently filed items
Oct 16, 2015
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Sep 29, 2015
Communication regarding the transmission of the European search report
Sep 29, 2015
European search opinion
Sep 29, 2015
Supplementary European search report
Sep 3, 2015
Search started
Dec 12, 2012
Notification of the recording of a change
Nov 21, 2012
Notification on forthcoming publication of bibliographic data
Sep 24, 2012
Submission concerning change of applicant's name
Sep 21, 2012
Communication regarding possible amendment of the application/payment of claims fee
Sep 19, 2012
Communication to designated inventor
Sep 19, 2012
Notification of the recording of a change
Sep 10, 2012
(Electronic) Receipt
Sep 10, 2012
Amended claims filed after receipt of (European) search report
Sep 10, 2012
Amended claims with annotations
Sep 10, 2012
Amendments received before examination
Sep 10, 2012
Request for entry into the European phase
Aug 29, 2012
Copy of the international preliminary report on patentability
Jun 22, 2012
Information on entry into European phase
Sep 7, 2011
Priority document (electronically transmitted)
Aug 18, 2011
Copy of the international search report
Aug 18, 2011
Published international application - A1

EP2533751

IMERYS FILTRATION MINERALS

Application Number: EP11742604A
Filing Date: Jan 25, 2011
Status: Opposition Rejected; Feb 12, 2021
Publication Date: May 15, 2019
External Links: Slate, Register , Google Patents