Method Of Decomposing N2O Using A Catalyst Based On A Cerium Lanthanum Oxide

Patent No. EP2334408 (titled "Method Of Decomposing N2O Using A Catalyst Based On A Cerium Lanthanum Oxide") was filed by Enercat on Sep 28, 2009. The application was issued on Jul 19, 2017.

A process for decomposing N2O using a catalyst comprising cerium oxide and lanthanum, which exhibits improved stability compared to existing catalysts. The catalyst is prepared by forming a cerium compound solution, heating it to precipitate cerium oxide, adding lanthanum compounds to form a mixed oxide, and calcining the resulting precipitate.

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Company	Opposition Date	Representative
THYSSENKRUPP INDUSTRIAL SOLUTIONS	Apr 18, 2018	KUTZENBERGER WOLFF & PARTNER

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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Dec 12, 2023
Letter relating to the revocation of the automatic debiting procedure
Jan 25, 2023
Termination of the opposition proceedings with maintenance of patent
Jan 23, 2023
Decision of the Board of Appeal
Jan 23, 2023
F3032 Notification(s) of the decision
Jan 23, 2023
F3032 Notification(s) of the decision
Oct 28, 2022
F3013 Oral Proceedings: Forwarding minutes
Oct 28, 2022
F3013 Oral Proceedings: Forwarding minutes
Oct 28, 2022
F3316 Oral Proceedings: Minutes (Appellant: Opponent)
Oct 20, 2022
(Electronic) Receipt
Oct 20, 2022
Authorisation
Oct 20, 2022
Letter accompanying subsequently filed items
Oct 4, 2022
F3018 Oral proceedings: Confirmation interpreters
Oct 4, 2022
F3018 Oral proceedings: Confirmation interpreters
Sep 26, 2022
F3345 Forwarding of submissions to parties
Sep 23, 2022
(Electronic) Receipt
Sep 23, 2022
(Electronic) Receipt
Sep 23, 2022
(Electronic) Receipt
Sep 23, 2022
Letter accompanying subsequently filed items
Sep 23, 2022
Letter accompanying subsequently filed items
Sep 23, 2022
Letter accompanying subsequently filed items
Sep 23, 2022
Letter dealing with oral proceedings
Sep 23, 2022
Letter dealing with oral proceedings
Sep 23, 2022
Request for interpreters during oral proceedings
Sep 15, 2022
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Sep 15, 2022
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Sep 15, 2022
Oral proceedings: change of venue
Sep 15, 2022
Oral proceedings: change of venue
Aug 29, 2022
F3345 Forwarding of submissions to parties
Aug 24, 2022
(Electronic) Receipt
Aug 24, 2022
Letter accompanying subsequently filed items
Aug 24, 2022
Request for interpreters during oral proceedings
Jul 25, 2022
Document concerning representation
Jul 25, 2022
Letter accompanying subsequently filed items
Jun 14, 2022
Communication of the registration of a transfer or change of name and/or address
Jun 9, 2022
Letter accompanying subsequently filed items
Jun 9, 2022
Submission concerning change of applicant's address
Apr 4, 2022
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Apr 4, 2022
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Dec 7, 2021
Document concerning representation
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
Oct 30, 2020
F3345 Forwarding of submissions to parties
Oct 29, 2020
Communication of the registration of a transfer or change of name and/or address
Oct 16, 2020
Submission concerning change of applicant's name
Oct 14, 2020
Composition of the board (T)
Jul 6, 2020
F3345 Forwarding of submissions to parties
Jun 28, 2020
(Electronic) Receipt
Jun 28, 2020
Auxiliary request during appeals procedure - 01
Jun 28, 2020
Auxiliary request during appeals procedure - 02
Jun 28, 2020
Auxiliary request during appeals procedure - 03
Jun 28, 2020
Auxiliary request during appeals procedure - 04
Jun 28, 2020
Claims
Jun 28, 2020
Letter accompanying subsequently filed items
Jun 28, 2020
Reply to appeal
Feb 17, 2020
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Feb 7, 2020
(Electronic) Receipt
Feb 7, 2020
Letter accompanying subsequently filed items
Feb 7, 2020
Statement of grounds of appeal
Jan 20, 2020
F3204 Communication of the file number to the parties
Jan 20, 2020
F3204 Communication of the file number to the parties
Dec 5, 2019
(Electronic) Receipt
Dec 5, 2019
Letter accompanying subsequently filed items
Dec 5, 2019
Notice of appeal
Nov 4, 2019
Advice of delivery
Oct 21, 2019
Advice of delivery
Oct 16, 2019
Advice of delivery
Oct 14, 2019
Advice of delivery
Oct 8, 2019
Acknowledgement of a document
Oct 8, 2019
Acknowledgement of a document
Oct 8, 2019
Annex to the communication - opposition
Oct 8, 2019
Decision of the Opposition Division and instruction
Oct 8, 2019
Decision rejecting the opposition
Oct 8, 2019
Grounds for the decision (Annex) - opposition
Oct 8, 2019
Internal form - Opposition/addressees
Oct 8, 2019
Internal form - Opposition/addressees
Oct 8, 2019
Means of redress
Oct 8, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Oct 8, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Oct 8, 2019
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Oct 8, 2019
Provision of a copy of the minutes - opposition procedure
Sep 16, 2019
Information about the result of oral proceedings
Aug 20, 2019
Consolidated list of cited opposition documents
Jul 22, 2019
Brief communication - Opposition proceedings
Jul 16, 2019
(Electronic) Receipt
Jul 16, 2019
Citation in opposition procedure
Jul 16, 2019
Citation in opposition procedure
Jul 16, 2019
Letter accompanying subsequently filed items
Jul 16, 2019
Written submission in preparation to/during oral proceedings
Jul 15, 2019
Brief communication - Opposition proceedings
Jul 10, 2019
(Electronic) Receipt
Jul 10, 2019
Letter accompanying subsequently filed items
Jul 10, 2019
Written submission in preparation to/during oral proceedings
Jul 9, 2019
Brief communication - Opposition proceedings
Jul 8, 2019
Request for interpreters during oral proceedings
Jul 4, 2019
Request for interpreters during oral proceedings
Feb 25, 2019
Advice of delivery
Feb 22, 2019
Advice of delivery
Feb 18, 2019
Advice of delivery
Feb 15, 2019
Advice of delivery
Feb 13, 2019
Acknowledgement of a document
Feb 13, 2019
Acknowledgement of a document
Feb 13, 2019
Annex to the communication - opposition
Feb 13, 2019
Information concerning oral proceedings
Feb 13, 2019
Summons to attend oral proceedings
Feb 13, 2019
Summons to attend oral proceedings
Nov 30, 2018
Brief communication - Opposition proceedings
Nov 29, 2018
Communication of amended entries
Nov 19, 2018
Request concerning representative opponent
Nov 16, 2018
Brief communication - Opposition proceedings
Nov 12, 2018
(Electronic) Receipt
Nov 12, 2018
Letter accompanying subsequently filed items
Nov 12, 2018
Reply of the patent proprietor to the notice(s) of opposition
Nov 5, 2018
Brief communication - Opposition proceedings
Oct 29, 2018
(Electronic) Receipt
Oct 29, 2018
Letter accompanying subsequently filed items
Oct 29, 2018
Letter regarding the opposition procedure (no time limit)
Aug 2, 2018
Brief communication - Opposition proceedings
Aug 2, 2018
Communication of amended entries
Jul 20, 2018
Request for change of name -opponent
Jul 17, 2018
Annexes in respect of a client data request
Jul 17, 2018
Annexes in respect of a client data request
Jul 17, 2018
Request for change of name -opponent
Jun 27, 2018
Communication of a notice of opposition and request to file observations
Jun 27, 2018
Notice of further oppositions to opponent(s)
Jun 25, 2018
Reply to the communication concerning admissibility of an opposition
Jun 21, 2018
Reply to the communication concerning admissibility of an opposition
Apr 24, 2018
Communication indicating deficiencies in the notice of opposition which may be remedied
Apr 24, 2018
Communication of a notice of opposition - first information to patent proprietor
Apr 18, 2018
(Electronic) Receipt
Apr 18, 2018
Notice of opposition
Apr 18, 2018
Notice of opposition
Apr 18, 2018
Patent document cited during the opposition procedure
Apr 18, 2018
Patent document cited during the opposition procedure
Apr 18, 2018
Patent document cited during the opposition procedure
Apr 18, 2018
Patent document cited during the opposition procedure
Apr 18, 2018
Patent document cited during the opposition procedure
Apr 18, 2018
Patent document cited during the opposition procedure
Apr 18, 2018
Patent document cited during the opposition procedure
Apr 18, 2018
Patent document cited during the opposition procedure
Apr 18, 2018
Patent document cited during the opposition procedure
Apr 18, 2018
Patent document cited during the opposition procedure
Sep 15, 2017
Communication of the registration of a transfer or change of name and/or address
Sep 5, 2017
(Electronic) Receipt
Sep 5, 2017
Annexes in respect of a client data request
Sep 5, 2017
Letter accompanying subsequently filed items
Sep 5, 2017
Submission concerning a transfer of rights (applicant)
Jul 19, 2017
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Jun 22, 2017
Decision to grant a European patent
Jun 9, 2017
(Electronic) Receipt
Jun 9, 2017
English translation of the claims
Jun 9, 2017
Filing of the translations of the claims
Jun 9, 2017
German translation of the claims
Jun 9, 2017
Letter accompanying subsequently filed items
Feb 16, 2017
Bibliographic data of the European patent application
Feb 16, 2017
Communication about intention to grant a European patent
Feb 16, 2017
Intention to grant (signatures)
Feb 16, 2017
Text intended for grant (clean copy)
Feb 16, 2017
Text intended for grant (version for approval)
Jul 26, 2016
(Electronic) Receipt
Jul 26, 2016
Amended claims with annotations
Jul 26, 2016
Amended description with annotations
Jul 26, 2016
Claims
Jul 26, 2016
Description
Jul 26, 2016
Letter accompanying subsequently filed items
Jul 26, 2016
Reply to communication from the Examining Division
Mar 30, 2016
Annex to the communication
Mar 30, 2016
Communication from the Examining Division
May 29, 2015
(Electronic) Receipt
May 29, 2015
Amended claims with annotations
May 29, 2015
Claims
May 29, 2015
Letter accompanying subsequently filed items
May 29, 2015
Reply to communication from the Examining Division
Mar 26, 2015
Communication of amended entries concerning the representative
Mar 12, 2015
Annex to the communication
Mar 12, 2015
Communication from the Examining Division
Feb 9, 2015
Letter accompanying subsequently filed items
Feb 9, 2015
Submission concerning change of applicant's representative
Jul 23, 2014
(Electronic) Receipt
Jul 23, 2014
Claims
Jul 23, 2014
Letter accompanying subsequently filed items
Jul 23, 2014
Reply to communication from the Examining Division
Mar 14, 2014
Annex to the communication
Mar 14, 2014
Communication from the Examining Division
Feb 28, 2014
Examination started
Oct 12, 2011
Amended claims filed after receipt of (European) search report
Oct 12, 2011
Amendments received before examination
May 25, 2011
Notification on forthcoming publication of bibliographic data
May 12, 2011
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
Apr 26, 2011
Copy of the international preliminary report on patentability
Mar 21, 2011
(Electronic) Receipt
Mar 21, 2011
Request for entry into the European phase
Feb 21, 2011
CDS Clean up - amended applicant details
Feb 11, 2011
Information on entry into European phase
Jun 16, 2010
Priority document (electronically transmitted)
Apr 8, 2010
Copy of the international search report
Apr 8, 2010
Copy of the international search report
Apr 8, 2010
Published international application - A1
Nov 20, 2009
Written opinion of the ISA, boxes No. I to VIII
Nov 20, 2009
Written opinion of the ISA, cover sheet
Nov 20, 2009
Written opinion of the ISA, supplemental box
Oct 6, 2009
Submission concerning representation
Sep 28, 2009
(Electronic) Receipt
Sep 28, 2009
Abstract
Sep 28, 2009
Claims
Sep 28, 2009
Description

EP2334408

ENERCAT

Application Number: EP09817288A
Filing Date: Sep 28, 2009
Status: Opposition Rejected; Jan 27, 2023
Publication Date: Jul 19, 2017
External Links: Slate, Register , Google Patents

IP Verse

Method Of Decomposing N2O Using A Catalyst Based On A Cerium Lanthanum Oxide

Patent Summary

Patent Family

Patent Oppositions

Dossier Documents

EP2334408