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The patent EP2134995 was granted to Daher Valves on Dec 23, 2020. The application was filed on Apr 15, 2008 under application number EP08788183A. The patent is currently recorded with a legal status of "Opposition Rejected".

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 |
|---|---|---|---|
| ADAMS | Aug 4, 2021 | SCHNEIDERS & BEHRENDT BOCHUM | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| EXAMINATION | FR2451526 |
| EXAMINATION | US6182696 |
| INTERNATIONAL-SEARCH-REPORT | FR1281224 |
| INTERNATIONAL-SEARCH-REPORT | GB2111139 |
| INTERNATIONAL-SEARCH-REPORT | GB2260378 |
| INTERNATIONAL-SEARCH-REPORT | JPS60188677 |
| INTERNATIONAL-SEARCH-REPORT | NL7202080 |
| INTERNATIONAL-SEARCH-REPORT | US2005194746 |
| INTERNATIONAL-SEARCH-REPORT | US4175753 |
| INTERNATIONAL-SEARCH-REPORT | US4261581 |
| INTERNATIONAL-SEARCH-REPORT | US4386785 |
| INTERNATIONAL-SEARCH-REPORT | US4890851 |
| INTERNATIONAL-SEARCH-REPORT | US4971337 |
| INTERNATIONAL-SEARCH-REPORT | US5544897 |
| INTERNATIONAL-SEARCH-REPORT | US5901965 |
| OPPOSITION | DE69603285T |
| OPPOSITION | FR1281224 |
| OPPOSITION | FR2451526 |
| OPPOSITION | GB2064730 |
| OPPOSITION | GB2111139 |
| OPPOSITION | GB2260378 |
| OPPOSITION | GB2271164 |
| OPPOSITION | JPS60188677 |
| OPPOSITION | NL7202080 |
| OPPOSITION | US2005019746 |
| OPPOSITION | US4175753 |
| OPPOSITION | US4261581 |
| OPPOSITION | US4386785 |
| OPPOSITION | US4890851 |
| OPPOSITION | US4971337 |
| OPPOSITION | US5544897 |
| OPPOSITION | US5901965 |
| OPPOSITION | US6182696 |
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 28, 2025
Refund of fees
Appeal
Apr 24, 2025
Apr 24, 2025
Apr 24, 2025
Apr 24, 2025
Apr 17, 2025
(Electronic) Receipt
Appeal
Apr 17, 2025
Apr 17, 2025
Apr 17, 2025
Withdrawal of an appeal
Appeal
Apr 16, 2025
(Electronic) Receipt
Appeal
Apr 16, 2025
Apr 16, 2025
Withdrawal of an appeal
Appeal
Jan 13, 2025
Jan 13, 2025
May 24, 2024
May 6, 2024
May 6, 2024
May 6, 2024
May 6, 2024
May 1, 2024
Apr 10, 2024
Nov 27, 2023
Nov 21, 2023
(Electronic) Receipt
Appeal
Nov 21, 2023
Nov 21, 2023
Nov 21, 2023
Nov 21, 2023
Nov 21, 2023
Nov 21, 2023
Nov 21, 2023
Nov 21, 2023
Nov 21, 2023
Nov 21, 2023
Nov 21, 2023
Nov 21, 2023
Nov 21, 2023
Nov 21, 2023
Nov 21, 2023
Nov 21, 2023
Reply to appeal
Appeal
Aug 4, 2023
Aug 1, 2023
(Electronic) Receipt
Appeal
Aug 1, 2023
Aug 1, 2023
Jun 7, 2023
Jun 1, 2023
(Electronic) Receipt
Appeal
Jun 1, 2023
Jun 1, 2023
Notice of appeal
Appeal
Apr 4, 2023
Mar 29, 2023
Mar 29, 2023
Mar 29, 2023
Mar 29, 2023
Mar 29, 2023
Mar 29, 2023
Mar 29, 2023
Means of redress
OPPO
Mar 29, 2023
Mar 29, 2023
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Mar 29, 2023
Nov 18, 2022
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Dec 17, 2021
Oct 28, 2021
Oct 28, 2021
Oct 28, 2021
Oct 13, 2021
Sep 23, 2021
Authorisation
OPPO
Sep 23, 2021
Sep 22, 2021
Authorisation
OPPO
Sep 22, 2021
Aug 18, 2021
Aug 18, 2021
Aug 11, 2021
Aug 10, 2021
Aug 5, 2021
Letter accompanying subsequently filed items
Search/Exam
Aug 5, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
Aug 4, 2021
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Nov 16, 2020
Nov 4, 2020
Oct 26, 2020
Oct 8, 2020
Decision to grant a European patent
Search/Exam
Sep 23, 2020
(Electronic) Receipt
Search/Exam
Sep 23, 2020
English translation of the claims
Search/Exam
Sep 23, 2020
Filing of the translations of the claims
Search/Exam
Sep 23, 2020
German translation of the claims
Search/Exam
Sep 23, 2020
Letter accompanying subsequently filed items
Search/Exam
May 27, 2020
May 27, 2020
May 27, 2020
Text intended for grant (clean copy)
Search/Exam
May 27, 2020
Feb 12, 2020
(Electronic) Receipt
Search/Exam
Feb 12, 2020
Amended claims with annotations
Search/Exam
Feb 12, 2020
Claims
Search/Exam
Feb 12, 2020
Letter accompanying subsequently filed items
Search/Exam
Feb 12, 2020
Oct 21, 2019
Annex to the communication
Search/Exam
Oct 21, 2019
Communication from the Examining Division
Search/Exam
Oct 8, 2019
Note on telephone consultation
Search/Exam
Oct 7, 2019
Reply to a complaint
Search/Exam
Sep 25, 2019
Complaint
Search/Exam
Aug 7, 2019
Aug 1, 2019
(Electronic) Receipt
Search/Exam
Aug 1, 2019
Letter accompanying subsequently filed items
Search/Exam
Aug 1, 2019
Apr 26, 2019
Annex to the communication
Search/Exam
Apr 26, 2019
Communication from the Examining Division
Search/Exam
Mar 4, 2019
(Electronic) Receipt
Search/Exam
Mar 4, 2019
Amended claims with annotations
Search/Exam
Mar 4, 2019
Claims
Search/Exam
Mar 4, 2019
Letter accompanying subsequently filed items
Search/Exam
Mar 4, 2019
Feb 13, 2019
Feb 7, 2019
(Electronic) Receipt
Search/Exam
Feb 7, 2019
Letter accompanying subsequently filed items
Search/Exam
Feb 7, 2019
Oct 23, 2018
Annex to the communication
Search/Exam
Oct 23, 2018
Communication from the Examining Division
Search/Exam
Jul 25, 2018
Jul 24, 2018
(Electronic) Receipt
Search/Exam
Jul 24, 2018
Letter accompanying subsequently filed items
Search/Exam
Jul 24, 2018
Jul 20, 2018
(Electronic) Receipt
Search/Exam
Jul 20, 2018
Letter accompanying subsequently filed items
Search/Exam
Jul 20, 2018
Mar 13, 2018
Annex to the communication
Search/Exam
Mar 13, 2018
Communication from the Examining Division
Search/Exam
Nov 3, 2015
Nov 3, 2015
Oct 8, 2015
(Electronic) Receipt
Search/Exam
Oct 8, 2015
Annexes in respect of a client data request
Search/Exam
Oct 8, 2015
Letter accompanying subsequently filed items
Search/Exam
Oct 8, 2015
Sep 21, 2015
Sep 17, 2015
Sep 11, 2015
(Electronic) Receipt
Search/Exam
Sep 11, 2015
Letter accompanying subsequently filed items
Search/Exam
Sep 11, 2015
Aug 10, 2015
(Electronic) Receipt
Search/Exam
Aug 10, 2015
Letter accompanying subsequently filed items
Search/Exam
Aug 10, 2015
Feb 22, 2012
Letter concerning fees and payments
Search/Exam
Oct 11, 2010
Amended claims with annotations
Search/Exam
Oct 11, 2010
Amended claims with annotations
Search/Exam
Oct 11, 2010
Amended description with annotations
Search/Exam
Oct 11, 2010
Amended description with annotations
Search/Exam
Oct 11, 2010
Claims
Search/Exam
Oct 11, 2010
Claims
Search/Exam
Oct 11, 2010
Description
Search/Exam
Oct 11, 2010
Description
Search/Exam
Oct 11, 2010
Oct 11, 2010
Aug 12, 2010
Aug 9, 2010
Apr 15, 2010
Annex to the communication
Search/Exam
Apr 15, 2010
Communication from the Examining Division
Search/Exam
Jan 22, 2010
Nov 26, 2009
Nov 25, 2009
Oct 20, 2009
Oct 13, 2009
(Electronic) Receipt
Search/Exam
Oct 13, 2009
Request for entry into the European phase
Search/Exam
Oct 9, 2009
Information on entry into European phase
Search/Exam
Dec 30, 2008
Dec 4, 2008
Copy of the international search report
Search/Exam
Dec 4, 2008
Copy of the international search report
Search/Exam
Dec 4, 2008
Published international application - A1
Search/Exam
Nov 6, 2008
Oct 29, 2008
Oct 29, 2008
Oct 29, 2008
Sep 18, 2008
Apr 15, 2008
Abstract
PCTISA
Apr 15, 2008
Annex
PCTISA
Apr 15, 2008
Claims
PCTISA
Apr 15, 2008
Description
PCTISA
Apr 15, 2008
Drawings
PCTISA