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The patent EP2156025 was granted to Inergy Automotive Systems Research Socit Anonyme on Feb 26, 2025. The application was filed on May 15, 2008 under application number EP08759611A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

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 | Opposition Status |
|---|---|---|---|
| BESCH | Dec 17, 2020 | BETTEN & RESCH | WITHDRAWN |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| EXAMINATION | EP2057046 |
| EXAMINATION | WO2007141312 |
| INTERNATIONAL-SEARCH-REPORT | DE10256727 |
| INTERNATIONAL-SEARCH-REPORT | DE19834671 |
| INTERNATIONAL-SEARCH-REPORT | EP1582732 |
| INTERNATIONAL-SEARCH-REPORT | US6172344 |
| INTERNATIONAL-SEARCH-REPORT | US7268325 |
| INTERNATIONAL-SEARCH-REPORT | WO0138704 |
| OPPOSITION | DE10256727 |
| OPPOSITION | EP1473447 |
| OPPOSITION | US5155800 |
| OPPOSITION | WO0138704 |
| OPPOSITION | WO8810058 |
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 30, 2025
Jan 16, 2025
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Refund of fees
OPPO
Oct 8, 2024
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Oct 1, 2024
Sep 30, 2024
(Electronic) Receipt
Appeal
Sep 30, 2024
Sep 30, 2024
Withdrawal of an appeal
Appeal
Sep 23, 2024
Sep 18, 2024
Sep 11, 2024
(Electronic) Receipt
Appeal
Sep 11, 2024
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Oct 11, 2023
(Electronic) Receipt
Appeal
Oct 11, 2023
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Jan 31, 2023
(Electronic) Receipt
Appeal
Jan 31, 2023
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Jan 31, 2023
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Jan 5, 2023
Jan 2, 2023
(Electronic) Receipt
Appeal
Jan 2, 2023
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Jan 2, 2023
Dec 16, 2022
Dec 16, 2022
Dec 5, 2022
(Electronic) Receipt
Appeal
Dec 5, 2022
Dec 5, 2022
Notice of appeal
Appeal
Oct 11, 2022
Oct 6, 2022
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OPPO
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Mar 30, 2020
Feb 20, 2020
Decision to grant a European patent
Search/Exam
Jan 31, 2020
(Electronic) Receipt
Search/Exam
Jan 31, 2020
Filing of the translations of the claims
Search/Exam
Jan 31, 2020
French translation of claims
Search/Exam
Jan 31, 2020
German translation of the claims
Search/Exam
Jan 31, 2020
Letter accompanying subsequently filed items
Search/Exam
Jan 8, 2020
Jan 8, 2020
Jan 8, 2020
Intention to grant (signatures)
Search/Exam
Jan 8, 2020
Text intended for grant (clean copy)
Search/Exam
Jan 8, 2020
Nov 8, 2019
(Electronic) Receipt
Search/Exam
Nov 8, 2019
Amended claims with annotations
Search/Exam
Nov 8, 2019
Amended description with annotations
Search/Exam
Nov 8, 2019
Claims
Search/Exam
Nov 8, 2019
Description
Search/Exam
Nov 8, 2019
Letter accompanying subsequently filed items
Search/Exam
Nov 8, 2019
Jul 26, 2019
Jul 22, 2019
Annex to the communication
Search/Exam
Jul 22, 2019
Communication from the Examining Division
Search/Exam
Jul 21, 2019
Annexes in respect of a client data request
Search/Exam
Jul 21, 2019
Annexes in respect of a client data request
Search/Exam
Jul 21, 2019
Annexes in respect of a client data request
Search/Exam
May 31, 2019
(Electronic) Receipt
Search/Exam
May 31, 2019
Amended claims with annotations
Search/Exam
May 31, 2019
Amended description with annotations
Search/Exam
May 31, 2019
Claims
Search/Exam
May 31, 2019
Description
Search/Exam
May 31, 2019
Letter accompanying subsequently filed items
Search/Exam
May 31, 2019
Feb 15, 2019
Annex to the communication
Search/Exam
Feb 15, 2019
Communication from the Examining Division
Search/Exam
Jan 24, 2019
(Electronic) Receipt
Search/Exam
Jan 24, 2019
Amended claims with annotations
Search/Exam
Jan 24, 2019
Letter accompanying subsequently filed items
Search/Exam
Jan 24, 2019
Jan 24, 2019
Translation of the claims
Search/Exam
Jan 24, 2019
Translation of the claims
Search/Exam
Sep 20, 2018
Sep 20, 2018
Sep 20, 2018
Intention to grant (signatures)
Search/Exam
Sep 20, 2018
Text intended for grant (clean copy)
Search/Exam
Sep 20, 2018
Jun 19, 2018
(Electronic) Receipt
Search/Exam
Jun 19, 2018
Letter accompanying subsequently filed items
Search/Exam
Jun 19, 2018
Feb 23, 2018
Annex to the communication
Search/Exam
Feb 23, 2018
Communication from the Examining Division
Search/Exam
Jan 27, 2016
(Electronic) Receipt
Search/Exam
Jan 27, 2016
Letter accompanying subsequently filed items
Search/Exam
Jan 27, 2016
Nov 25, 2015
Nov 17, 2015
(Electronic) Receipt
Search/Exam
Nov 17, 2015
Letter accompanying subsequently filed items
Search/Exam
Nov 17, 2015
Aug 13, 2015
Aug 6, 2015
Jul 30, 2015
Jul 17, 2015
Annex to the communication
Search/Exam
Jul 17, 2015
Communication from the Examining Division
Search/Exam
May 6, 2015
Apr 23, 2015
(Electronic) Receipt
Search/Exam
Apr 23, 2015
Letter accompanying subsequently filed items
Search/Exam
Apr 23, 2015
Feb 24, 2015
Feb 17, 2015
Reply to communication to third party
Search/Exam
Jun 20, 2014
(Electronic) Receipt
Search/Exam
Jun 20, 2014
Letter accompanying subsequently filed items
Search/Exam
Jun 20, 2014
May 27, 2014
(Electronic) Receipt
Search/Exam
May 27, 2014
Letter accompanying subsequently filed items
Search/Exam
Feb 24, 2014
Annex to the communication
Search/Exam
Feb 24, 2014
Communication from the Examining Division
Search/Exam
Dec 11, 2013
Submission concerning representation
Search/Exam
May 27, 2013
(Electronic) Receipt
Search/Exam
May 27, 2013
Letter accompanying subsequently filed items
Search/Exam
Sep 6, 2012
Jun 1, 2012
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Jun 17, 2010
May 10, 2010
Jan 27, 2010
Dec 30, 2009
Dec 7, 2009
Oct 27, 2009
(Electronic) Receipt
Search/Exam
Oct 27, 2009
Oct 27, 2009
Request for entry into the European phase
Search/Exam
Sep 25, 2009
Information on entry into European phase
Search/Exam
Dec 8, 2008
Dec 8, 2008
Nov 20, 2008
Copy of the international search report
Search/Exam
Jul 3, 2008
Abstract
PCTISA
May 15, 2008
(Electronic) Receipt
PCTRO
May 15, 2008
Abstract
PCTRO
May 15, 2008
Annex
PCTRO
May 15, 2008
Claims
PCTRO
May 15, 2008
Description
PCTRO
May 15, 2008
Drawings
PCTRO