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The patent EP2951809 was granted to MKN Maschinenfabrik Kurt Neubauer on Jan 10, 2024. The application was filed on Jan 30, 2014 under application number EP14710819A. 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 |
|---|---|---|---|
| RATIONAL | May 2, 2018 | WEBER BRULS | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | DE102004036212 |
| INTERNATIONAL-SEARCH-REPORT | DE20103517U |
| INTERNATIONAL-SEARCH-REPORT | DE202008000135U |
| INTERNATIONAL-SEARCH-REPORT | EP2182503 |
| INTERNATIONAL-SEARCH-REPORT | JP2002039538 |
| INTERNATIONAL-SEARCH-REPORT | US2009121970 |
| INTERNATIONAL-SEARCH-REPORT | US3898977 |
| INTERNATIONAL-SEARCH-REPORT | WO2012057457 |
| OPPOSITION | DE102004036212 |
| OPPOSITION | DE102007061522 |
| OPPOSITION | DE102010015774 |
| OPPOSITION | DE20103517U |
| OPPOSITION | DE202008000135U |
| OPPOSITION | EP1891499 |
| OPPOSITION | EP2182503 |
| OPPOSITION | JP2002039538 |
| OPPOSITION | JP2003125904 |
| OPPOSITION | US2009121970 |
| OPPOSITION | US3898977 |
| OPPOSITION | WO2008075823 |
| OPPOSITION | WO2009138359 |
| OPPOSITION | WO2012057457 |
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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Jun 27, 2023
(Electronic) Receipt
Appeal
Jun 27, 2023
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Jun 23, 2023
(Electronic) Receipt
Appeal
Jun 23, 2023
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(Electronic) Receipt
Appeal
Jun 21, 2023
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May 22, 2023
(Electronic) Receipt
Appeal
May 22, 2023
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May 15, 2023
(Electronic) Receipt
Appeal
May 15, 2023
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Apr 14, 2023
(Electronic) Receipt
Appeal
Apr 14, 2023
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Apr 5, 2023
(Electronic) Receipt
Appeal
Apr 5, 2023
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Feb 27, 2023
(Electronic) Receipt
Appeal
Feb 27, 2023
Feb 27, 2023
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Sep 14, 2022
Sep 8, 2022
(Electronic) Receipt
Appeal
Sep 8, 2022
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Mar 12, 2022
Feb 10, 2022
Feb 7, 2022
(Electronic) Receipt
Appeal
Feb 7, 2022
Feb 7, 2022
Nov 3, 2020
Oct 21, 2020
(Electronic) Receipt
Appeal
Oct 21, 2020
Oct 21, 2020
Oct 21, 2020
Oct 21, 2020
Reply to appeal
Appeal
Jun 12, 2020
Jun 5, 2020
(Electronic) Receipt
Appeal
Jun 5, 2020
Jun 5, 2020
Jun 5, 2020
Apr 17, 2020
Apr 17, 2020
Apr 6, 2020
(Electronic) Receipt
Appeal
Apr 6, 2020
Apr 6, 2020
Notice of appeal
Appeal
Feb 14, 2020
Feb 11, 2020
Feb 6, 2020
Feb 6, 2020
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Means of redress
OPPO
Feb 6, 2020
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Oct 8, 2018
Sep 27, 2018
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Claims
OPPO
Sep 27, 2018
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May 22, 2018
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Aug 3, 2017
Jul 6, 2017
Decision to grant a European patent
Search/Exam
Jun 22, 2017
(Electronic) Receipt
Search/Exam
Jun 22, 2017
English translation of the claims
Search/Exam
Jun 22, 2017
Filing of the translations of the claims
Search/Exam
Jun 22, 2017
French translation of claims
Search/Exam
Jun 22, 2017
Letter accompanying subsequently filed items
Search/Exam
Apr 10, 2017
Apr 10, 2017
Apr 10, 2017
Intention to grant (signatures)
Search/Exam
Apr 10, 2017
Text intended for grant (clean copy)
Search/Exam
Apr 10, 2017
Mar 14, 2017
Examination started
Search/Exam
Jan 2, 2017
Mar 31, 2016
(Electronic) Receipt
Search/Exam
Mar 31, 2016
Mar 31, 2016
Amendments received before examination
Search/Exam
Mar 31, 2016
Letter accompanying subsequently filed items
Search/Exam
Nov 11, 2015
Sep 25, 2015
Sep 10, 2015
Sep 4, 2015
Communication to designated inventor
Search/Exam
Sep 4, 2015
Communication to designated inventor
Search/Exam
Sep 4, 2015
Communication to designated inventor
Search/Exam
Sep 4, 2015
Communication to designated inventor
Search/Exam
Sep 4, 2015
Communication to designated inventor
Search/Exam
Aug 17, 2015
Aug 10, 2015
(Electronic) Receipt
Search/Exam
Aug 10, 2015
Request for entry into the European phase
Search/Exam
Jun 12, 2015
Information on entry into European phase
Search/Exam
Aug 26, 2014
Aug 7, 2014
Copy of the international search report
Search/Exam
Aug 7, 2014
Copy of the international search report
Search/Exam
Aug 7, 2014
Published international application - A1
Search/Exam
May 15, 2014
(Electronic) Receipt
PCTRO
Apr 17, 2014
Apr 17, 2014
Apr 17, 2014
Apr 8, 2014
Apr 8, 2014
Apr 8, 2014
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Mar 27, 2014
Annex
PCTRO
Feb 1, 2014
Annex
PCTRO
Jan 30, 2014
(Electronic) Receipt
PCTRO
Jan 30, 2014
Abstract
PCTRO
Jan 30, 2014
Claims
PCTRO
Jan 30, 2014
Description
PCTRO
Jan 30, 2014
Drawings
PCTRO