Exhaust Gas Treatment Device

Patent No. EP2853705 (titled "Exhaust Gas Treatment Device") was filed by Eberspcher Exhaust Technology on Sep 1, 2014. The application was issued on Mar 26, 2025.

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
TENNECO	Feb 5, 2018	WAGNER & GEYER

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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Feb 27, 2025
Decision to maintain the European patent in amended form
Feb 27, 2025
Decision to maintain the European patent in amended form
Aug 9, 2024
(Electronic) Receipt
Aug 9, 2024
English translation of the claims
Aug 9, 2024
Filing of the translation of the amended claims
Aug 9, 2024
French translation of claims
Aug 9, 2024
Letter accompanying subsequently filed items
May 22, 2024
Communication of bibliographic data
May 22, 2024
Communication to opponent concerning maintenance
May 22, 2024
Communication with request to file translations
May 16, 2024
Maintenance of the patent with the documents specified in the final decision
May 14, 2024
Druckexemplar in opposition procedure
May 3, 2024
Decision of the Board of Appeal
May 3, 2024
F3032 Notification(s) of the decision
May 3, 2024
F3032 Notification(s) of the decision
Mar 15, 2024
Amended claims with annotations
Mar 15, 2024
Amended claims with annotations
Mar 15, 2024
Amended claims with annotations
Mar 15, 2024
Amended claims with annotations
Mar 15, 2024
Amended claims with annotations
Mar 15, 2024
Annexes (other than cited documents) regarding appeal procedure
Mar 15, 2024
Annexes (other than cited documents) regarding appeal procedure
Mar 15, 2024
Auxiliary request during appeals procedure - 01
Mar 15, 2024
Auxiliary request during appeals procedure - 01
Mar 15, 2024
Auxiliary request during appeals procedure - 01
Mar 15, 2024
Auxiliary request during appeals procedure - 01
Mar 15, 2024
Auxiliary request during appeals procedure - 01
Mar 15, 2024
F3013 Oral Proceedings: Forwarding minutes
Mar 15, 2024
F3013 Oral Proceedings: Forwarding minutes
Mar 15, 2024
F3316 Oral Proceedings: Minutes (Appellant: Opponent)
Mar 12, 2024
F3345 Forwarding of submissions to parties
Mar 11, 2024
Oral proceedings: change of venue
Mar 11, 2024
Oral proceedings: change of venue
Mar 5, 2024
(Electronic) Receipt
Mar 5, 2024
Letter accompanying subsequently filed items
Mar 5, 2024
Oral proceedings: reply to date proposed
Jan 5, 2024
Advice of delivery
Dec 21, 2023
F3011.1 Oral Proceedings: summons
Dec 21, 2023
F3011.1 Oral Proceedings: summons
Dec 20, 2023
Advice of delivery
Dec 20, 2023
F3017 Oral Proceedings: Notification of cancellation/postponing
Dec 20, 2023
F3017 Oral Proceedings: Notification of cancellation/postponing
Dec 19, 2023
Advice of delivery
Dec 18, 2023
F3010 Oral proceedings: order for summons
Dec 15, 2023
F3014 Oral Proceedings: Order cancelling/postponing
Nov 17, 2023
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Nov 17, 2023
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Nov 9, 2023
Communication of amended entries in the Register of European Patents
Nov 9, 2023
Communication of amended entries in the Register of European Patents
Nov 9, 2023
F3345 Forwarding of submissions to parties
Nov 3, 2023
(Electronic) Receipt
Nov 3, 2023
Letter accompanying subsequently filed items
Nov 3, 2023
Request for change of opponent's representative
Oct 20, 2023
F3345 Forwarding of submissions to parties
Oct 16, 2023
(Electronic) Receipt
Oct 16, 2023
Letter accompanying subsequently filed items
Oct 16, 2023
Letter dealing with oral proceedings during the appeal procedure
Jul 13, 2023
F3345 Forwarding of submissions to parties
Jul 12, 2023
Communication of the registration of a transfer or change of name and/or address
Jul 6, 2023
(Electronic) Receipt
Jul 6, 2023
Annexes in respect of a client data request
Jul 6, 2023
Letter accompanying subsequently filed items
Jul 6, 2023
Submission concerning a transfer of rights (proprietor)
May 25, 2023
Extension of time limit granted
May 25, 2023
Request for extension of time limit
May 24, 2023
Request for extension of time limit
Mar 22, 2023
Indication of deficiencies in a request for registering a transfer of rights and invitation to correct them
Mar 16, 2023
(Electronic) Receipt
Mar 16, 2023
Annexes in respect of a client data request
Mar 16, 2023
Letter accompanying subsequently filed items
Mar 16, 2023
Submission concerning a transfer of rights (proprietor)
Feb 15, 2023
F3011.1 Oral Proceedings: summons
Feb 15, 2023
F3011.1 Oral Proceedings: summons
Feb 10, 2023
F3010 Oral proceedings: order for summons
Feb 21, 2022
F3303.16 Change of composition of the Board (T)
Aug 13, 2021
F3345 Forwarding of submissions to parties
Aug 4, 2021
Communication of the registration of a transfer or change of name and/or address
Jul 29, 2021
(Electronic) Receipt
Jul 29, 2021
Annexes in respect of a client data request
Jul 29, 2021
Annexes in respect of a client data request
Jul 29, 2021
Letter accompanying subsequently filed items
Jul 29, 2021
Submission concerning change of proprietor's name
Jan 22, 2021
F3345 Forwarding of submissions to parties
Jan 14, 2021
Letter relating to Appeal Procedure
Nov 20, 2020
F3345 Forwarding of submissions to parties
Nov 17, 2020
(Electronic) Receipt
Nov 17, 2020
Letter accompanying subsequently filed items
Nov 17, 2020
Letter relating to Appeal Procedure
Jul 13, 2020
F3345 Forwarding of submissions to parties
Jul 7, 2020
(Electronic) Receipt
Jul 7, 2020
Auxiliary request during Opposition procedure - 01
Jul 7, 2020
Auxiliary request during Opposition procedure - 02
Jul 7, 2020
Auxiliary request during Opposition procedure - 03
Jul 7, 2020
Auxiliary request during Opposition procedure - 04
Jul 7, 2020
Auxiliary request during Opposition procedure - 05
Jul 7, 2020
Auxiliary request during Opposition procedure - 06
Jul 7, 2020
Auxiliary request during Opposition procedure - 07
Jul 7, 2020
Auxiliary request during appeals procedure - 01
Jul 7, 2020
Auxiliary request during appeals procedure - 02
Jul 7, 2020
Auxiliary request during appeals procedure - 03
Jul 7, 2020
Auxiliary request during appeals procedure - 04
Jul 7, 2020
Auxiliary request during appeals procedure - 05
Jul 7, 2020
Auxiliary request during appeals procedure - 06
Jul 7, 2020
Auxiliary request during appeals procedure - 07
Jul 7, 2020
Letter accompanying subsequently filed items
Jul 7, 2020
Reply to appeal
Mar 10, 2020
Composition of the board (T)
Mar 9, 2020
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Mar 3, 2020
(Electronic) Receipt
Mar 3, 2020
Annexes (other than cited documents) regarding appeal procedure
Mar 3, 2020
Letter accompanying subsequently filed items
Mar 3, 2020
Statement of grounds of appeal
Dec 19, 2019
F3204 Communication of the file number to the parties
Dec 13, 2019
(Electronic) Receipt
Dec 13, 2019
Letter accompanying subsequently filed items
Dec 13, 2019
Notice of appeal
Nov 4, 2019
Advice of delivery
Oct 31, 2019
Advice of delivery
Oct 31, 2019
Advice of delivery
Oct 25, 2019
Acknowledgement of a document
Oct 25, 2019
Acknowledgement of a document
Oct 25, 2019
Annex to the communication - opposition
Oct 25, 2019
Any annexes (other than citation) to an opposition letter
Oct 25, 2019
Any annexes (other than citation) to an opposition letter
Oct 25, 2019
Decision of the Opposition Division and instruction
Oct 25, 2019
Druckexemplar in opposition procedure
Oct 25, 2019
Grounds for the decision (Annex) - opposition
Oct 25, 2019
Interlocutory decision in opposition proceedings
Oct 25, 2019
Internal form - Opposition/addressees
Oct 25, 2019
Internal form - Opposition/addressees
Oct 25, 2019
Means of redress
Oct 25, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Oct 25, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Oct 25, 2019
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Oct 25, 2019
Provision of a copy of the minutes - opposition procedure
Sep 27, 2019
Information about the result of oral proceedings
Sep 24, 2019
Notification concerning the date of oral proceedings
Sep 24, 2019
Notification concerning the date of oral proceedings
Sep 19, 2019
Brief communication - Opposition proceedings
Sep 16, 2019
Brief communication - Opposition proceedings
Sep 13, 2019
(Electronic) Receipt
Sep 13, 2019
Notice of opposition
Sep 13, 2019
Written submission in preparation to/during oral proceedings
Jul 30, 2019
Brief communication - Opposition proceedings
Jul 25, 2019
Brief communication - Opposition proceedings
Jul 24, 2019
(Electronic) Receipt
Jul 24, 2019
(Electronic) Receipt
Jul 24, 2019
Letter accompanying subsequently filed items
Jul 24, 2019
Letter accompanying subsequently filed items
Jul 24, 2019
Non-patent literature cited during the opposition procedure
Jul 24, 2019
Notice of opposition
Jul 19, 2019
Amended claims with annotations
Jul 19, 2019
Claims
Jul 19, 2019
Written submission in preparation to/during oral proceedings
Jul 5, 2019
Brief communication - Opposition proceedings
Jul 1, 2019
Request for interpreters during oral proceedings
Oct 31, 2018
Advice of delivery
Oct 29, 2018
Advice of delivery
Oct 29, 2018
Advice of delivery
Oct 29, 2018
Advice of delivery
Oct 25, 2018
Acknowledgement of a document
Oct 25, 2018
Acknowledgement of a document
Oct 25, 2018
Annex to the communication - opposition
Oct 25, 2018
Information concerning oral proceedings
Oct 25, 2018
Preparation for oral proceedings
Oct 25, 2018
Summons to attend oral proceedings
Oct 25, 2018
Summons to attend oral proceedings
Jun 15, 2018
Brief communication - Opposition proceedings
Jun 12, 2018
Reply of the patent proprietor to the notice(s) of opposition
Jun 11, 2018
Reply of the patent proprietor to the notice(s) of opposition
Feb 14, 2018
Communication of a notice of opposition and request to file observations
Feb 14, 2018
Notice of further oppositions to opponent(s)
Feb 13, 2018
Communication of a notice of opposition - first information to patent proprietor
Feb 5, 2018
(Electronic) Receipt
Feb 5, 2018
Citation in opposition procedure
Feb 5, 2018
Notice of opposition
Feb 5, 2018
Notice of opposition
Feb 5, 2018
Patent document cited during the opposition procedure
Feb 5, 2018
Patent document cited during the opposition procedure
Feb 5, 2018
Patent document cited during the opposition procedure
Feb 5, 2018
Patent document cited during the opposition procedure
Feb 5, 2018
Patent document cited during the opposition procedure
Feb 5, 2018
Patent document cited during the opposition procedure
Feb 5, 2018
Patent document cited during the opposition procedure
Feb 5, 2018
Patent document cited during the opposition procedure
Feb 5, 2018
Patent document cited during the opposition procedure
Feb 5, 2018
Translation of the evidence during Opposition procedure
Feb 5, 2018
Translation of the evidence during Opposition procedure
May 4, 2017
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Apr 6, 2017
Decision to grant a European patent
Mar 23, 2017
English translation of the claims
Mar 23, 2017
Filing of the translations of the claims
Mar 23, 2017
French translation of claims
Mar 23, 2017
Payment of fees and costs
Dec 7, 2016
Bibliographic data of the European patent application
Dec 7, 2016
Communication about intention to grant a European patent
Dec 7, 2016
Intention to grant (signatures)
Dec 7, 2016
Text intended for grant (clean copy)
Dec 7, 2016
Text intended for grant (version for approval)
Oct 25, 2016
Amended claims with annotations
Oct 25, 2016
Amended description with annotations
Oct 25, 2016
Amended drawings with annotations
Oct 25, 2016
Claims
Oct 25, 2016
Description
Oct 25, 2016
Drawings
Oct 25, 2016
Reply to communication from the Examining Division
Oct 25, 2016
Reply to communication from the Examining Division
Sep 28, 2016
Annex to the communication
Sep 28, 2016
Consultation by telephone/in person
Sep 28, 2016
Result of consultation by telephone/in person
Sep 26, 2016
Examination started
Jun 26, 2015
Payment of fees and costs
Jun 26, 2015
Reply to Written Opinion prepared by the EPO
May 13, 2015
Communication to designated inventor
Apr 25, 2015
Letter concerning the inventor
Apr 8, 2015
Reminder period for payment of examination fee/designation fee and correction of deficiencies in Written Opinion/amendment
Mar 4, 2015
Notification of forthcoming publication
Feb 12, 2015
Invitation to indicate correct address of inventor
Feb 2, 2015
Communication regarding the transmission of the European search report
Feb 2, 2015
European search opinion
Feb 2, 2015
European search report
Jan 22, 2015
Search started
Jan 10, 2015
Letter concerning the priority
Jan 10, 2015
Priority document
Dec 24, 2014
Letter which had not been notified
Oct 24, 2014
Communication to designated inventor
Oct 24, 2014
Communication to designated inventor
Oct 24, 2014
Communication to designated inventor
Oct 6, 2014
The request for correction will be decided by the Examining Division
Sep 26, 2014
Matter concerning the application
Sep 25, 2014
Annex
Sep 25, 2014
Annex
Sep 25, 2014
Annex
Sep 25, 2014
Annex
Sep 25, 2014
Annex
Sep 25, 2014
Letter accompanying subsequently filed items
Sep 25, 2014
Letter accompanying subsequently filed items
Sep 25, 2014
Letter accompanying subsequently filed items
Sep 25, 2014
Matter concerning the application
Sep 25, 2014
Request for correction of errors in filed documents
Sep 25, 2014
Request for correction of errors in filed documents
Sep 20, 2014
Annex
Sep 20, 2014
Annex
Sep 20, 2014
Annex
Sep 20, 2014
Annex
Sep 20, 2014
Annex
Sep 20, 2014
Annex
Sep 20, 2014
Request for correction of errors in filed documents
Sep 2, 2014
Submission concerning representation
Sep 1, 2014
Abstract
Sep 1, 2014
Acknowledgement of receipt of electronic submission of the request for grant of a European patent
Sep 1, 2014
Claims
Sep 1, 2014
Description
Sep 1, 2014
Designation of inventor
Sep 1, 2014
Designation of inventor
Sep 1, 2014
Designation of inventor
Sep 1, 2014
Drawings
Sep 1, 2014
Priority search results
Sep 1, 2014
Request for grant of a European patent

EP2853705

EBERSPCHER EXHAUST TECHNOLOGY

Application Number: EP14182983A
Filing Date: Sep 1, 2014
Status: Patent Maintained As Amended; Feb 21, 2025
Publication Date: Mar 26, 2025
External Links: Slate, Register , Google Patents

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Exhaust Gas Treatment Device

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Dossier Documents

EP2853705