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The patent EP2525944 was granted to Eisenmann on Dec 27, 2023. The application was filed on Jan 13, 2011 under application number EP11700997A. 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 |
|---|---|---|---|
| DURR SYSTEMS | Sep 1, 2021 | DTS PATENT UND RECHTSANWALTE PARTMBB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | DE202006011130U |
| EXAMINATION | DE202007012041U |
| INTERNATIONAL-SEARCH-REPORT | DE202006011130U |
| INTERNATIONAL-SEARCH-REPORT | DE69903316T |
| INTERNATIONAL-SEARCH-REPORT | EP1241085 |
| INTERNATIONAL-SEARCH-REPORT | EP1586498 |
| INTERNATIONAL-SEARCH-REPORT | US2007075472 |
| INTERNATIONAL-SEARCH-REPORT | WO03041913 |
| OPPOSITION | JP2000218457 |
| OPPOSITION | JP2000246569 |
| OPPOSITION | JP2002307256 |
| OPPOSITION | JP2003145362 |
| OPPOSITION | JP2003145363 |
| OPPOSITION | JP2003159617 |
| OPPOSITION | JP2006272492 |
| OPPOSITION | JPH03256641 |
| OPPOSITION | US2005017424 |
| OPPOSITION | US7584946 |
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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Nov 30, 2023
Nov 30, 2023
Nov 17, 2023
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Aug 22, 2023
Refund of fees
Appeal
Aug 21, 2023
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Aug 14, 2023
(Electronic) Receipt
Appeal
Aug 14, 2023
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Withdrawal of an appeal
Appeal
Jul 28, 2023
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Jul 25, 2023
(Electronic) Receipt
Appeal
Jul 25, 2023
Jul 25, 2023
Notice of appeal
Appeal
Jun 5, 2023
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Dec 14, 2020
Nov 5, 2020
Decision to grant a European patent
Search/Exam
Oct 26, 2020
(Electronic) Receipt
Search/Exam
Oct 26, 2020
English translation of the claims
Search/Exam
Oct 26, 2020
Filing of the translations of the claims
Search/Exam
Oct 26, 2020
French translation of claims
Search/Exam
Aug 25, 2020
Nov 6, 2019
Communication from the Legal Division
Search/Exam
Oct 11, 2019
Letter to the Legal Division
Search/Exam
Aug 28, 2019
Brief communication
Search/Exam
Aug 28, 2019
Communication from the Legal Division
Search/Exam
Jul 31, 2019
Letter to the Legal Division
Search/Exam
Apr 24, 2019
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Intention to grant (signatures)
Search/Exam
Apr 24, 2019
Text intended for grant (clean copy)
Search/Exam
Apr 24, 2019
Sep 11, 2018
(Electronic) Receipt
Search/Exam
Sep 11, 2018
Description
Search/Exam
Sep 11, 2018
Letter accompanying subsequently filed items
Search/Exam
Sep 11, 2018
May 8, 2018
Annex to the communication
Search/Exam
May 8, 2018
Communication from the Examining Division
Search/Exam
Jul 11, 2017
Jul 5, 2017
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Apr 7, 2017
Dec 19, 2016
Annex to the communication
Search/Exam
Dec 19, 2016
Communication from the Examining Division
Search/Exam
Dec 12, 2016
Examination started
Search/Exam
Sep 14, 2016
Nov 10, 2015
Oct 29, 2015
Jan 30, 2015
Payment of fees and costs
Search/Exam
Dec 22, 2014
Submission concerning representation
Search/Exam
Jul 3, 2013
Jul 3, 2013
May 10, 2013
Mar 12, 2013
Reply to Written Opinion prepared by the EPO
Search/Exam
Oct 31, 2012
Sep 18, 2012
Aug 24, 2012
Communication to designated inventor
Search/Exam
Aug 7, 2012
Jul 7, 2012
Letter accompanying subsequently filed items
Search/Exam
Jul 7, 2012
Request for entry into the European phase
Search/Exam
Jun 4, 2012
Information on entry into European phase
Search/Exam
Aug 16, 2011
Jul 28, 2011
Copy of the international search report
Search/Exam
Jul 28, 2011
Copy of the international search report
Search/Exam
Jul 28, 2011
Published international application - A1
Search/Exam
Jun 17, 2011
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Mar 3, 2011
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Jan 13, 2011
Abstract
PCTRO
Jan 13, 2011
Claims
PCTRO
Jan 13, 2011
Description
PCTRO
Jan 13, 2011
Drawings
PCTRO