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The patent EP2904122 was granted to Midrex on Aug 14, 2024. The application was filed on Oct 1, 2013 under application number EP13843707A. 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 |
|---|---|---|---|
| DANIELI & C OFFICINE MECCANICHE TENOVA | Sep 15, 2020 | CELONA | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | DE1260698 |
| DESCRIPTION | WO0036157 |
| DESCRIPTION | WO0118257 |
| INTERNATIONAL-SEARCH-REPORT | US1891850 |
| INTERNATIONAL-SEARCH-REPORT | US4032123 |
| INTERNATIONAL-SEARCH-REPORT | US4118017 |
| INTERNATIONAL-SEARCH-REPORT | US4160663 |
| INTERNATIONAL-SEARCH-REPORT | US4299694 |
| INTERNATIONAL-SEARCH-REPORT | US4376648 |
| INTERNATIONAL-SEARCH-REPORT | US5669955 |
| INTERNATIONAL-SEARCH-REPORT | WO9963122 |
| OPPOSITION | DE1260698 |
| OPPOSITION | US2862808 |
| OPPOSITION | US3450396 |
| OPPOSITION | US3558118 |
| OPPOSITION | US3591158 |
| OPPOSITION | US4032123 |
| OPPOSITION | US4082543 |
| OPPOSITION | US4118017 |
| OPPOSITION | US4248623 |
| OPPOSITION | US4306903 |
| OPPOSITION | US4528030 |
| OPPOSITION | US4699361 |
| OPPOSITION | US5110350 |
| OPPOSITION | US5669955 |
| OPPOSITION | US9400139 |
| OPPOSITION | WO0036157 |
| OPPOSITION | WO0118257 |
| SEARCH | DE1260698 |
| SEARCH | US4054444 |
| SEARCH | US4118017 |
| SEARCH | US4140301 |
| SEARCH | US4306903 |
| SEARCH | US5840097 |
| SEARCH | WO0036157 |
| SEARCH | WO0118257 |
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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Jul 18, 2024
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Apr 15, 2024
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(Electronic) Receipt
Appeal
Apr 12, 2024
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Mar 14, 2024
(Electronic) Receipt
Appeal
Mar 14, 2024
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(Electronic) Receipt
Appeal
Mar 13, 2024
Mar 13, 2024
Jan 24, 2024
Jan 24, 2024
Aug 9, 2023
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Aug 4, 2023
Aug 4, 2023
Jul 26, 2023
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(Electronic) Receipt
Appeal
Jul 20, 2023
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Apr 4, 2023
Mar 30, 2023
(Electronic) Receipt
Appeal
Mar 30, 2023
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Dec 16, 2022
(Electronic) Receipt
Appeal
Dec 16, 2022
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Aug 22, 2022
Aug 17, 2022
(Electronic) Receipt
Appeal
Aug 17, 2022
Aug 17, 2022
Claims
Appeal
Aug 17, 2022
Aug 17, 2022
Reply to appeal
Appeal
Aug 1, 2022
Jun 8, 2022
Jun 8, 2022
Jun 1, 2022
(Electronic) Receipt
Appeal
Jun 1, 2022
Jun 1, 2022
Apr 4, 2022
Apr 4, 2022
Mar 28, 2022
(Electronic) Receipt
Appeal
Mar 28, 2022
Mar 28, 2022
Notice of appeal
Appeal
Jan 31, 2022
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Means of redress
OPPO
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Jan 2, 2020
Nov 21, 2019
Decision to grant a European patent
Search/Exam
Nov 6, 2019
(Electronic) Receipt
Search/Exam
Nov 6, 2019
Filing of the translations of the claims
Search/Exam
Nov 6, 2019
French translation of claims
Search/Exam
Nov 6, 2019
German translation of the claims
Search/Exam
Nov 6, 2019
Letter accompanying subsequently filed items
Search/Exam
Jul 15, 2019
Jul 15, 2019
Jul 15, 2019
Intention to grant (signatures)
Search/Exam
Jul 15, 2019
Text intended for grant (clean copy)
Search/Exam
Jul 15, 2019
Mar 6, 2019
(Electronic) Receipt
Search/Exam
Mar 6, 2019
Claims
Search/Exam
Mar 6, 2019
Description
Search/Exam
Mar 6, 2019
Letter accompanying subsequently filed items
Search/Exam
Mar 6, 2019
Nov 9, 2018
Annex to the communication
Search/Exam
Nov 9, 2018
Communication from the Examining Division
Search/Exam
Sep 20, 2018
(Electronic) Receipt
Search/Exam
Sep 20, 2018
Claims
Search/Exam
Sep 20, 2018
Letter accompanying subsequently filed items
Search/Exam
Sep 20, 2018
Sep 7, 2018
Aug 16, 2018
May 22, 2018
Annex to the communication
Search/Exam
May 22, 2018
Communication from the Examining Division
Search/Exam
May 14, 2018
Examination started
Search/Exam
Feb 26, 2018
Nov 3, 2016
(Electronic) Receipt
Search/Exam
Nov 3, 2016
Nov 3, 2016
Amendments received before examination
Search/Exam
Nov 3, 2016
Letter accompanying subsequently filed items
Search/Exam
May 18, 2016
May 9, 2016
Submission concerning representation
Search/Exam
Apr 29, 2016
Apr 29, 2016
European search opinion
Search/Exam
Apr 29, 2016
Information on Search Strategy
Search/Exam
Apr 29, 2016
Supplementary European search report
Search/Exam
Apr 22, 2016
Submission concerning representation
Search/Exam
Apr 18, 2016
Search started
Search/Exam
Jul 15, 2015
May 11, 2015
May 7, 2015
Communication to designated inventor
Search/Exam
May 7, 2015
Communication to designated inventor
Search/Exam
Apr 30, 2015
Apr 21, 2015
Apr 1, 2015
(Electronic) Receipt
Search/Exam
Apr 1, 2015
Request for entry into the European phase
Search/Exam
Feb 13, 2015
Information on entry into European phase
Search/Exam
Apr 30, 2014
Apr 30, 2014
Apr 10, 2014
Copy of the international search report
Search/Exam
Apr 10, 2014
Published international application - A1
Search/Exam