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Use Of Partly Pre-Hydrated Lime For Separating A Mixture Of Solid/Liquid Matters, Method For Treating Sludge And Purified Sludge Obtained By Said Method

Patent No. EP1791792 (titled "Use Of Partly Pre-Hydrated Lime For Separating A Mixture Of Solid/Liquid Matters, Method For Treating Sludge And Purified Sludge Obtained By Said Method") was filed by Carmeuse Chaux on Sep 6, 2005. The application was issued on Jan 25, 2023.

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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
LHOIST RECHERCHE ET DEVELOPPEMENT	Jan 23, 2018	COULON

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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Jan 5, 2023
Decision to maintain the European patent in amended form
Jan 5, 2023
Decision to maintain the European patent in amended form
Dec 23, 2022
Termination of the opposition proceedings with maintenance of patent
Dec 20, 2022
(Electronic) Receipt
Dec 20, 2022
English translation of the claims
Dec 20, 2022
Filing of the translation of the amended claims
Dec 20, 2022
German translation of the claims
Dec 20, 2022
Letter accompanying subsequently filed items
Sep 29, 2022
Communication to opponent concerning maintenance
Sep 29, 2022
Communication with request to file translations
Sep 20, 2022
Maintenance of the patent with the documents specified in the final decision
Aug 19, 2022
Advice of delivery
Aug 12, 2022
Communication about missing proof of delivery
Jul 4, 2022
Decision of the Board of Appeal
Jul 4, 2022
F3032 Notification(s) of the decision
Jul 4, 2022
F3032 Notification(s) of the decision
May 20, 2022
Advice of delivery
May 10, 2022
F3017 Oral Proceedings: Notification of cancellation/postponing
May 10, 2022
F3017 Oral Proceedings: Notification of cancellation/postponing
May 9, 2022
F3345 Forwarding of submissions to parties
May 5, 2022
Advice of delivery
May 4, 2022
F3014 Oral Proceedings: Order cancelling/postponing
May 3, 2022
(Electronic) Receipt
May 3, 2022
F3345 Forwarding of submissions to parties
May 3, 2022
Letter accompanying subsequently filed items
May 3, 2022
Letter dealing with oral proceedings during the appeal procedure
May 2, 2022
Oral proceedings: change of venue
May 2, 2022
Oral proceedings: change of venue
Apr 29, 2022
F3345 Forwarding of submissions to parties
Apr 28, 2022
F3345 Forwarding of submissions to parties
Apr 27, 2022
(Electronic) Receipt
Apr 27, 2022
Letter accompanying subsequently filed items
Apr 27, 2022
Written submission in preparation to/during oral proceedings
Apr 25, 2022
(Electronic) Receipt
Apr 25, 2022
Request for interpreters during oral proceedings
Apr 25, 2022
Written submission in preparation to/during oral proceedings
Apr 22, 2022
(Electronic) Receipt
Apr 22, 2022
Letter accompanying subsequently filed items
Apr 22, 2022
Letter dealing with oral proceedings during the appeal procedure
Dec 16, 2021
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Dec 16, 2021
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Nov 9, 2021
Advice of delivery
Oct 29, 2021
F3011.1 Oral Proceedings: summons
Oct 29, 2021
F3011.1 Oral Proceedings: summons
Oct 26, 2021
F3010 Oral proceedings: order for summons
May 11, 2021
F3345 Forwarding of submissions to parties
May 10, 2021
Communication of amended entries concerning the representative
Apr 30, 2021
Submission concerning change of applicant's representative
Jun 5, 2020
F3345 Forwarding of submissions to parties
Jun 2, 2020
(Electronic) Receipt
Jun 2, 2020
Letter accompanying subsequently filed items
Jun 2, 2020
Reply to appeal
Apr 3, 2020
F3040 Term extension: Yes/No
Apr 3, 2020
F3345 Forwarding of submissions to parties
Mar 30, 2020
(Electronic) Receipt
Mar 30, 2020
Letter accompanying subsequently filed items
Mar 30, 2020
Request for extension of time limit
Mar 10, 2020
Composition of the board (T)
Dec 5, 2019
F3345 Forwarding of submissions to parties
Nov 29, 2019
(Electronic) Receipt
Nov 29, 2019
Annexes (other than cited documents) regarding appeal procedure
Nov 29, 2019
Letter accompanying subsequently filed items
Nov 29, 2019
Letter relating to Appeal Procedure
Nov 28, 2019
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Nov 22, 2019
(Electronic) Receipt
Nov 22, 2019
Annexes (other than cited documents) regarding appeal procedure
Nov 22, 2019
Annexes (other than cited documents) regarding appeal procedure
Nov 22, 2019
Annexes (other than cited documents) regarding appeal procedure
Nov 22, 2019
Letter accompanying subsequently filed items
Nov 22, 2019
Statement of grounds of appeal
Oct 8, 2019
Refund of fees
Sep 25, 2019
F3204 Communication of the file number to the parties
Sep 25, 2019
F3204 Communication of the file number to the parties
Sep 20, 2019
(Electronic) Receipt
Sep 20, 2019
(Electronic) Receipt
Sep 20, 2019
Letter accompanying subsequently filed items
Sep 20, 2019
Letter accompanying subsequently filed items
Sep 20, 2019
Notice of appeal
Sep 20, 2019
Notice of appeal
Sep 19, 2019
(Electronic) Receipt
Sep 19, 2019
Letter accompanying subsequently filed items
Sep 19, 2019
Notice of appeal
Aug 5, 2019
Advice of delivery
Jul 26, 2019
Advice of delivery
Jul 26, 2019
Advice of delivery
Jul 23, 2019
Acknowledgement of a document
Jul 23, 2019
Acknowledgement of a document
Jul 23, 2019
Annex to the communication - opposition
Jul 23, 2019
Decision of the Opposition Division and instruction
Jul 23, 2019
Druckexemplar in opposition procedure
Jul 23, 2019
Grounds for the decision (Annex) - opposition
Jul 23, 2019
Interlocutory decision in opposition proceedings
Jul 23, 2019
Internal form - Opposition/addressees
Jul 23, 2019
Internal form - Opposition/addressees
Jul 23, 2019
Means of redress
Jul 23, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jul 23, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jul 23, 2019
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Jul 23, 2019
Provision of a copy of the minutes - opposition procedure
Jul 23, 2019
Scanned annex to a communication - opposition procedure
May 13, 2019
Brief communication - Opposition proceedings
May 13, 2019
Information about the result of oral proceedings
May 13, 2019
Transmittal of third party observations to applicant
May 9, 2019
Brief communication - Opposition proceedings
May 9, 2019
Brief communication - Opposition proceedings
May 7, 2019
(Electronic) Receipt
May 7, 2019
Amended claims with annotations
May 7, 2019
Amended claims with annotations
May 7, 2019
Citation in opposition procedure
May 7, 2019
Letter accompanying subsequently filed items
May 7, 2019
Observations by third parties
May 7, 2019
Written submission in preparation to/during oral proceedings
Apr 17, 2019
Brief communication - Opposition proceedings
Apr 10, 2019
Letter which had not been notified
Apr 8, 2019
Brief communication - Opposition proceedings
Apr 2, 2019
(Electronic) Receipt
Apr 2, 2019
Letter accompanying subsequently filed items
Apr 2, 2019
Request for interpreters during oral proceedings
Mar 27, 2019
Brief communication - Opposition proceedings
Mar 25, 2019
Brief communication - Opposition proceedings
Mar 20, 2019
(Electronic) Receipt
Mar 20, 2019
Letter accompanying subsequently filed items
Mar 20, 2019
Oral proceedings: reply to date proposed
Mar 18, 2019
Brief communication - Opposition proceedings
Mar 14, 2019
Brief communication - Opposition proceedings
Mar 12, 2019
(Electronic) Receipt
Mar 12, 2019
Any annexes (other than citation) to an opposition letter
Mar 12, 2019
Letter accompanying subsequently filed items
Mar 12, 2019
Written submission in preparation to/during oral proceedings
Mar 10, 2019
(Electronic) Receipt
Mar 10, 2019
Amended claims with annotations
Mar 10, 2019
Letter accompanying subsequently filed items
Mar 10, 2019
Oral proceedings: reply to date proposed
Mar 7, 2019
Brief communication - Opposition proceedings
Mar 4, 2019
(Electronic) Receipt
Mar 4, 2019
Request for interpreters during oral proceedings
Jan 25, 2019
Transmittal of third party observations to applicant
Jan 21, 2019
Observations by third parties
Nov 19, 2018
Advice of delivery
Nov 8, 2018
Advice of delivery
Nov 7, 2018
Advice of delivery
Nov 6, 2018
Advice of delivery
Oct 31, 2018
Acknowledgement of a document
Oct 31, 2018
Acknowledgement of a document
Oct 31, 2018
Annex to the communication - opposition
Oct 31, 2018
Information concerning oral proceedings
Oct 31, 2018
Preparation for oral proceedings
Oct 31, 2018
Summons to attend oral proceedings
Oct 31, 2018
Summons to attend oral proceedings
Jul 13, 2018
Brief communication - Opposition proceedings
Jul 10, 2018
(Electronic) Receipt
Jul 10, 2018
Any annexes (other than citation) to an opposition letter
Jul 10, 2018
Letter accompanying subsequently filed items
Jul 10, 2018
Reply of the patent proprietor to the notice(s) of opposition
Mar 12, 2018
Communication of a notice of opposition and request to file observations
Mar 12, 2018
Notice of further oppositions to opponent(s)
Mar 1, 2018
Communication of a notice of opposition - first information to patent proprietor
Feb 23, 2018
(Electronic) Receipt
Feb 23, 2018
Authorisation
Feb 23, 2018
Non-patent literature cited during the opposition procedure
Feb 23, 2018
Non-patent literature cited during the opposition procedure
Feb 23, 2018
Non-patent literature cited during the opposition procedure
Feb 23, 2018
Non-patent literature cited during the opposition procedure
Feb 23, 2018
Non-patent literature cited during the opposition procedure
Feb 23, 2018
Non-patent literature cited during the opposition procedure
Feb 23, 2018
Non-patent literature cited during the opposition procedure
Feb 23, 2018
Non-patent literature cited during the opposition procedure
Feb 23, 2018
Non-patent literature cited during the opposition procedure
Feb 23, 2018
Non-patent literature cited during the opposition procedure
Feb 23, 2018
Non-patent literature cited during the opposition procedure
Feb 23, 2018
Non-patent literature cited during the opposition procedure
Feb 23, 2018
Non-patent literature cited during the opposition procedure
Feb 23, 2018
Non-patent literature cited during the opposition procedure
Feb 23, 2018
Non-patent literature cited during the opposition procedure
Feb 23, 2018
Non-patent literature cited during the opposition procedure
Feb 23, 2018
Non-patent literature cited during the opposition procedure
Feb 23, 2018
Notice of opposition
Feb 23, 2018
Notice of opposition
Feb 23, 2018
Patent document cited during the opposition procedure
Feb 23, 2018
Patent document cited during the opposition procedure
Feb 23, 2018
Patent document cited during the opposition procedure
Feb 23, 2018
Patent document cited during the opposition procedure
Feb 23, 2018
Patent document cited during the opposition procedure
Feb 23, 2018
Patent document cited during the opposition procedure
Feb 23, 2018
Patent document cited during the opposition procedure
Feb 23, 2018
Patent document cited during the opposition procedure
Feb 23, 2018
Patent document cited during the opposition procedure
Feb 23, 2018
Patent document cited during the opposition procedure
Feb 23, 2018
Patent document cited during the opposition procedure
Feb 23, 2018
Translation of the evidence during Opposition procedure
Feb 23, 2018
Translation of the evidence during Opposition procedure
May 31, 2017
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
May 8, 2017
Decision to grant a European patent
Apr 18, 2017
(Electronic) Receipt
Apr 18, 2017
English translation of the claims
Apr 18, 2017
Filing of the translations of the claims
Apr 18, 2017
German translation of the claims
Apr 18, 2017
Letter accompanying subsequently filed items
Dec 21, 2016
Bibliographic data of the European patent application
Dec 21, 2016
Communication about intention to grant a European patent
Dec 21, 2016
Intention to grant (signatures)
Dec 21, 2016
Text intended for grant
Nov 4, 2016
Notice drawing attention to the payment of the renewal fee and additional fee
Aug 5, 2016
(Electronic) Receipt
Aug 5, 2016
Amended description with annotations
Aug 5, 2016
Claims
Aug 5, 2016
Description
Aug 5, 2016
Letter accompanying subsequently filed items
Aug 5, 2016
Reply to communication from the Examining Division
Jun 24, 2016
Annex to the communication
Jun 24, 2016
Communication from the Examining Division
Mar 31, 2016
Advice of delivery
Mar 29, 2016
Advice of delivery
Mar 22, 2016
Decision of the Board of Appeal
Mar 22, 2016
Decision of the Board of Appeal
Mar 22, 2016
F3032 Notification(s) of the decision
Mar 22, 2016
F3032 Notification(s) of the decision
Jan 18, 2016
Claims
Jan 18, 2016
F3013 Oral Proceedings: Forwarding minutes
Jan 18, 2016
F3314 Oral proceedings: Minutes (ex parte)
Jan 8, 2016
F3022 Oral proceedings: change of board composition
Jan 8, 2016
F3303.16 Change of composition of the Board (T)
Dec 8, 2015
(Electronic) Receipt
Dec 8, 2015
Letter accompanying subsequently filed items
Dec 8, 2015
Letter dealing with oral proceedings during the appeal procedure
Nov 9, 2015
(Electronic) Receipt
Nov 9, 2015
Amended claims with annotations
Nov 9, 2015
Amended claims with annotations
Nov 9, 2015
Amended claims with annotations
Nov 9, 2015
Amended claims with annotations
Nov 9, 2015
Annexes (other than cited documents) regarding appeal procedure
Nov 9, 2015
Claims
Nov 9, 2015
Claims
Nov 9, 2015
Claims
Nov 9, 2015
Claims
Nov 9, 2015
Letter accompanying subsequently filed items
Nov 9, 2015
Letter relating to Appeal Procedure
Oct 23, 2015
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Oct 20, 2015
Communication concerning the filing of a power of attorney
Oct 20, 2015
Communication of amended entries concerning the representative
Oct 13, 2015
(Electronic) Receipt
Oct 13, 2015
Authorisation
Oct 13, 2015
Authorisation
Oct 13, 2015
Letter accompanying subsequently filed items
Oct 13, 2015
Submission concerning change of applicant's representative
Sep 10, 2015
(Electronic) Receipt
Sep 10, 2015
Letter accompanying subsequently filed items
Jul 11, 2015
Advice of delivery
Jun 15, 2015
Advice of delivery
May 22, 2015
F3011.1 Oral Proceedings: summons
May 19, 2015
F3010 Oral proceedings: order for summons
May 19, 2015
F3303.16 Change of composition of the Board (T)
Feb 26, 2015
Communication of the registration of a transfer or change of name and/or address
Jan 20, 2015
(Electronic) Receipt
Jan 20, 2015
Annexes in respect of a client data request
Jan 20, 2015
Annexes in respect of a client data request
Jan 20, 2015
Annexes in respect of a client data request
Jan 20, 2015
Authorisation
Jan 20, 2015
Letter accompanying subsequently filed items
Jan 20, 2015
Submission concerning a transfer of rights (applicant)
Sep 2, 2014
Payment of fees and costs
Sep 2, 2014
Payment of fees and costs
Nov 25, 2013
F3303.16 Change of composition of the Board (T)
Jan 25, 2013
Composition of the board (T)
Dec 14, 2012
(Electronic) Receipt
Dec 14, 2012
Authorisation
Dec 14, 2012
Letter accompanying subsequently filed items
Nov 8, 2012
F3204 Communication of the file number to the parties
Oct 22, 2012
Processing of an appeal
Oct 8, 2012
(Electronic) Receipt
Oct 8, 2012
Letter accompanying subsequently filed items
Oct 8, 2012
Statement of grounds of appeal
Sep 7, 2012
Communication of amended entries concerning the representative
Jul 26, 2012
(Electronic) Receipt
Jul 26, 2012
Letter accompanying subsequently filed items
Jul 26, 2012
Notice of appeal
Jul 20, 2012
(Electronic) Receipt
Jul 20, 2012
Letter accompanying subsequently filed items
Jun 14, 2012
Advice of delivery
Jun 4, 2012
Advice of delivery
May 30, 2012
Acknowledgement of a document
May 30, 2012
Annex to a communication
May 30, 2012
Annex to a communication
May 30, 2012
Annex to a communication
May 30, 2012
Annex to a communication
May 30, 2012
Annex to a communication
May 30, 2012
Annex to a communication
May 30, 2012
Annex to the communication
May 30, 2012
Decision to refuse the application (Examining Division)
May 30, 2012
Decision to refuse the application (examining division)
May 30, 2012
Grounds for the decision (Annex)
May 30, 2012
Means of redress
May 30, 2012
Minutes of the oral proceedings (examining division)
May 30, 2012
Minutes of the oral proceedings (examining division)
May 30, 2012
Minutes of the oral proceedings (examining division)
May 30, 2012
Provision of a copy of the minutes of oral proceedings
Apr 26, 2012
(Electronic) Receipt
Apr 26, 2012
Letter accompanying subsequently filed items
Apr 26, 2012
Reply from applicant/patentee regarding third party observations
Apr 20, 2012
Notification concerning the date of oral proceedings
Apr 18, 2012
Transmittal of third party observations to applicant
Apr 16, 2012
Acknowledgement of receipt of third party observations
Apr 16, 2012
Findings upon submissions relating to oral proceedings
Apr 13, 2012
Observations by third parties
Apr 12, 2012
(Electronic) Receipt
Apr 12, 2012
Citation filed by a third party
Apr 12, 2012
Letter accompanying subsequently filed items
Apr 12, 2012
Observations by third parties
Apr 11, 2012
Findings upon submissions relating to oral proceedings
Apr 6, 2012
Claims
Apr 6, 2012
Claims
Apr 6, 2012
Claims
Apr 6, 2012
Claims
Apr 6, 2012
Claims
Apr 6, 2012
Non-patent literature cited during the examination procedure
Apr 6, 2012
Non-patent literature cited during the examination procedure
Apr 6, 2012
Observations by third parties
Apr 6, 2012
Written submission in preparation to/during oral proceedings
Sep 23, 2011
Advice of delivery
Sep 19, 2011
Advice of delivery
Sep 13, 2011
Acknowledgement of a document
Sep 13, 2011
Annex to the communication
Sep 13, 2011
Preparation for oral proceedings
Sep 13, 2011
Summons to attend oral proceedings
Jun 3, 2011
Submission concerning representation
Apr 7, 2011
Non-scannable object
Apr 7, 2011
Non-scannable object
Apr 7, 2011
Reply to communication from the Examining Division
Apr 4, 2011
Letter accompanying subsequently filed items
Apr 4, 2011
Non-patent literature cited during the examination procedure
Apr 4, 2011
Reply to communication from the Examining Division
Jan 26, 2011
Grant of extension of time limit (examination procedure)
Jan 21, 2011
(Electronic) Receipt
Jan 21, 2011
Letter accompanying subsequently filed items
Jan 21, 2011
Request for extension of time limit to communication from the Examining Division
Sep 28, 2010
Annex to the communication
Sep 28, 2010
Communication from the Examining Division
Aug 3, 2010
Claims
Aug 3, 2010
Reply to communication from the Examining Division
Jul 29, 2010
Claims
Jul 29, 2010
Letter accompanying subsequently filed items
Jul 29, 2010
Reply to communication from the Examining Division
Jul 29, 2010
Result of consultation by telephone/in person
Jul 27, 2010
(Electronic) Receipt
Jul 27, 2010
Letter accompanying subsequently filed items
Jul 27, 2010
Letter filed before dispatch of the 1st communication from the Examining Division(examination procedure)
Jul 27, 2010
Reply to communication from the Examining Division
Mar 19, 2010
Non-scannable object
Mar 19, 2010
Non-scannable object
Mar 19, 2010
Patent document cited during the examination procedure
Mar 19, 2010
Reply to communication from the Examining Division
Feb 9, 2010
Grant of extension of time limit (examination procedure)
Feb 4, 2010
(Electronic) Receipt
Feb 4, 2010
Letter accompanying subsequently filed items
Feb 4, 2010
Request for extension of time limit to communication from the Examining Division
Sep 25, 2009
Annex to the communication
Sep 25, 2009
Communication from the Examining Division
Jul 11, 2009
Claims
Jul 11, 2009
Reply from applicant/patentee regarding third party observations
Jul 6, 2009
Claims
Jul 6, 2009
Reply from applicant/patentee regarding third party observations
Jun 2, 2009
Acknowledgement of receipt of third party observations
May 29, 2009
Transmittal of third party observations to applicant
May 28, 2009
Observations by third parties
May 26, 2009
Observations by third parties
Apr 15, 2009
Claims
Apr 15, 2009
Reply to communication from the Examining Division
Apr 9, 2009
Claims
Apr 9, 2009
Reply to communication from the Examining Division
Mar 12, 2009
Annex to the communication
Mar 12, 2009
Communication from the Examining Division
Jan 27, 2009
Request concerning the applicant/representative
Dec 11, 2008
General authorisation
Dec 11, 2008
General authorisation
Dec 11, 2008
Reply to communication from the Examining Division
Dec 5, 2008
General authorisation
Dec 5, 2008
General authorisation
Dec 5, 2008
Reply to communication from the Examining Division
Nov 24, 2008
Consultation by telephone/in person
Nov 24, 2008
Result of consultation by telephone/in person
Oct 23, 2008
Communication confirming withdrawal from representation
Oct 23, 2008
Communication of amended entries concerning the representative
Oct 7, 2008
Confirmation of revocation of automatic debit order
Oct 4, 2008
Letter relating to the automatic debiting procedure
Sep 30, 2008
Submission concerning change of applicant's representative
Aug 11, 2008
Annex to the communication
Aug 11, 2008
Communication from the Examining Division
May 9, 2007
Notification on forthcoming publication of bibliographic data
May 7, 2007
Communication regarding possible amendment of claims/payment of claims fees
Apr 4, 2007
Copy of the international preliminary report on patentability
Feb 23, 2007
Amendments received before examination
Feb 23, 2007
Description
Feb 23, 2007
Designation of inventor
Feb 23, 2007
Matter concerning the application
Feb 23, 2007
Matter concerning the application
Feb 23, 2007
Request for entry into the European phase
Feb 23, 2007
Submission concerning representation
Jan 26, 2007
Information on entry into European phase
May 24, 2006
Description
May 24, 2006
Description
May 4, 2006
Copy of the international search report
May 4, 2006
Copy of the international search report
May 4, 2006
International publication of the international search report
Apr 10, 2006
Priority document (electronically transmitted)
Mar 23, 2006
Published international application - A2
Dec 8, 2005
Submission concerning representation
Nov 17, 2005
Abstract
Nov 17, 2005
Claims
Nov 17, 2005
Description
Nov 17, 2005
Drawings
Nov 17, 2005
Submission concerning representation

EP1791792

CARMEUSE CHAUX

Application Number: EP05805575A
Filing Date: Sep 6, 2005
Status: Patent Maintained As Amended; Dec 23, 2022
Publication Date: Jan 25, 2023
External Links: Slate, Register , Google Patents