Determination Of A Conversion Factor Relating The Conductivity And The Hardness Of Water

Patent No. EP2870473 (titled "Determination Of A Conversion Factor Relating The Conductivity And The Hardness Of Water") was filed by Brita on Jul 4, 2013. The application was issued on Feb 1, 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
AQUIS WASSER LUFT SYSTEME	Oct 30, 2017	RAVENSPAT

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 29, 2020
Request for change of client data cannot be registered anymore
Jul 11, 2019
Communication to the parties concerning termination of the opposition proceedings - opposition rejected - no appeal lodged
Jul 11, 2019
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Jul 8, 2019
Termination of the opposition proceedings with maintenance of patent
May 3, 2019
Advice of delivery
Apr 24, 2019
Advice of delivery
Apr 4, 2019
Advice of delivery
Apr 3, 2019
Advice of delivery
Mar 26, 2019
Acknowledgement of a document
Mar 26, 2019
Acknowledgement of a document
Mar 26, 2019
Decision of the Opposition Division and instruction
Mar 26, 2019
Decision rejecting the opposition
Mar 26, 2019
Grounds for the decision (Annex) - opposition
Mar 26, 2019
Internal form - Opposition/addressees
Mar 26, 2019
Means of redress
Mar 11, 2019
Notification concerning the date of oral proceedings
Mar 11, 2019
Notification concerning the date of oral proceedings
Feb 19, 2019
Brief communication - Opposition proceedings
Feb 14, 2019
(Electronic) Receipt
Feb 14, 2019
Letter accompanying subsequently filed items
Feb 14, 2019
Written submission in preparation to/during oral proceedings
Jan 31, 2019
Brief communication - Opposition proceedings
Jan 17, 2019
Brief communication - Opposition proceedings
Jan 9, 2019
(Electronic) Receipt
Jan 9, 2019
Letter accompanying subsequently filed items
Jan 9, 2019
Request for interpreters during oral proceedings
Nov 12, 2018
Advice of delivery
Sep 21, 2018
Advice of delivery
Aug 27, 2018
Advice of delivery
Aug 22, 2018
Advice of delivery
Aug 17, 2018
Acknowledgement of a document
Aug 17, 2018
Acknowledgement of a document
Aug 17, 2018
Annex to the communication - opposition
Aug 17, 2018
Information concerning oral proceedings
Aug 17, 2018
Preparation for oral proceedings
Aug 17, 2018
Summons to attend oral proceedings
Aug 17, 2018
Summons to attend oral proceedings
Jun 7, 2018
Brief communication - Opposition proceedings
May 30, 2018
(Electronic) Receipt
May 30, 2018
Amended claims with annotations
May 30, 2018
Amended claims with annotations
May 30, 2018
Amended claims with annotations
May 30, 2018
Auxiliary request during Opposition procedure
May 30, 2018
Auxiliary request during Opposition procedure
May 30, 2018
Auxiliary request during Opposition procedure
May 30, 2018
Letter accompanying subsequently filed items
May 30, 2018
Reply of the patent proprietor to the notice(s) of opposition
Jan 25, 2018
Communication of a notice of opposition and request to file observations
Jan 25, 2018
Notice of further oppositions to opponent(s)
Dec 20, 2017
(Electronic) Receipt
Dec 20, 2017
Letter accompanying subsequently filed items
Dec 20, 2017
Letter regarding the opposition procedure (no time limit)
Nov 6, 2017
Communication of a notice of opposition - first information to patent proprietor
Oct 30, 2017
(Electronic) Receipt
Oct 30, 2017
Notice of opposition
Oct 30, 2017
Notice of opposition
Oct 30, 2017
Patent document cited during the opposition procedure
Oct 30, 2017
Patent document cited during the opposition procedure
Feb 2, 2017
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jan 5, 2017
Decision to grant a European patent
Dec 15, 2016
(Electronic) Receipt
Dec 15, 2016
Filing of the translations of the claims
Dec 15, 2016
French translation of claims
Dec 15, 2016
German translation of the claims
Dec 15, 2016
Letter accompanying subsequently filed items
Sep 21, 2016
Bibliographic data of the European patent application
Sep 21, 2016
Communication about intention to grant a European patent
Sep 21, 2016
Intention to grant (signatures)
Sep 21, 2016
Text intended for grant (clean copy)
Sep 21, 2016
Text intended for grant (version for approval)
Jul 8, 2016
Examination started
May 11, 2016
Submission concerning representation
Apr 15, 2015
Notification on forthcoming publication of bibliographic data
Mar 31, 2015
(Electronic) Receipt
Mar 31, 2015
Letter accompanying subsequently filed items
Mar 31, 2015
Reply to Written Opinion prepared by the EPO
Mar 13, 2015
Communication regarding comments on written opinion/amendment of application/payment of claims fee
Mar 7, 2015
Priority search results copy provided by EPO
Feb 10, 2015
Communication to designated inventor
Feb 10, 2015
Communication to designated inventor
Feb 10, 2015
Communication to designated inventor
Jan 30, 2015
(Electronic) Receipt
Jan 30, 2015
Amended claims filed after receipt of (European) search report
Jan 30, 2015
Amended claims with annotations
Jan 30, 2015
Amended description filed after receipt of (European) search report
Jan 30, 2015
Amended description with annotations
Jan 30, 2015
Amendments received before examination
Jan 30, 2015
Notification of the recording of a change
Jan 30, 2015
Request for entry into the European phase
Jan 20, 2015
Copy of the international preliminary report on patentability
Nov 18, 2014
Notification of the recording of a change
Nov 18, 2014
Notification of the recording of a change
Nov 14, 2014
Information on entry into European phase
Oct 10, 2014
Submission concerning a transfer of rights (applicant)
Mar 19, 2014
Notification of the recording of a change
Mar 19, 2014
Notification of the recording of a change
Jan 28, 2014
Priority document (electronically transmitted)
Jan 9, 2014
Copy of the international search report
Jan 9, 2014
Published international application - A1
Aug 19, 2013
Written opinion of the ISA, boxes No. I to VIII
Aug 19, 2013
Written opinion of the ISA, cover sheet
Aug 19, 2013
Written opinion of the ISA, supplemental box
Jul 30, 2013
Notification relating to declaration under Rule 4.17 PCT (copy for ISA/EP)
Jul 4, 2013
(Electronic) Receipt
Jul 4, 2013
Abstract
Jul 4, 2013
Claims
Jul 4, 2013
Description
Jul 4, 2013
Drawings
Jul 4, 2013
Priority document (RO-procedure)

EP2870473

BRITA

Application Number: EP13734075A
Filing Date: Jul 4, 2013
Status: Opposition Rejected; Jul 12, 2019
Publication Date: Feb 1, 2017
External Links: Slate, Register , Google Patents

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Determination Of A Conversion Factor Relating The Conductivity And The Hardness Of Water

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Dossier Documents

EP2870473