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The patent EP3569774 was granted to Soletanche Freyssinet on Jan 13, 2021. The application was filed on Oct 29, 2012 under application number EP19181576A. 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 |
|---|---|---|---|
| LIEBHERR WERK NENZING | Oct 13, 2021 | LAUFHUTTE | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP0872596 |
| DESCRIPTION | US7685749 |
| OPPOSITION | CN201635104U |
| OPPOSITION | DE69204245T |
| OPPOSITION | DE8910776U |
| OPPOSITION | EP0872596 |
| OPPOSITION | IT1235322 |
| OPPOSITION | JP2003041611 |
| OPPOSITION | JPS5028506U |
| SEARCH | EP0872596 |
| SEARCH | US4436476 |
| SEARCH | US7685749 |
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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Aug 6, 2025
Refund of fees
Search/Exam
Aug 1, 2025
Aug 1, 2025
Jul 29, 2025
(Electronic) Receipt
Appeal
Jul 29, 2025
Jul 29, 2025
Jul 29, 2025
Jul 29, 2025
Jul 29, 2025
Withdrawal of an appeal
Appeal
Jul 23, 2025
Jul 22, 2025
(Electronic) Receipt
Appeal
Jul 22, 2025
Jul 8, 2025
Jul 8, 2025
Apr 11, 2025
Apr 7, 2025
(Electronic) Receipt
Appeal
Apr 7, 2025
Apr 7, 2025
Mar 25, 2025
Mar 20, 2025
(Electronic) Receipt
Appeal
Mar 20, 2025
Mar 20, 2025
Mar 19, 2025
Mar 19, 2025
Mar 14, 2025
Mar 28, 2024
Mar 22, 2024
(Electronic) Receipt
Appeal
Mar 22, 2024
Mar 22, 2024
Mar 3, 2024
Jan 22, 2024
Jan 16, 2024
(Electronic) Receipt
Appeal
Jan 16, 2024
Jan 16, 2024
Jan 16, 2024
Reply to appeal
Appeal
Sep 18, 2023
Sep 12, 2023
(Electronic) Receipt
Appeal
Sep 12, 2023
Sep 12, 2023
Jul 13, 2023
Jul 13, 2023
Jul 7, 2023
(Electronic) Receipt
Appeal
Jul 7, 2023
Jul 7, 2023
Jul 7, 2023
Notice of appeal
Appeal
May 17, 2023
May 16, 2023
May 15, 2023
May 15, 2023
May 15, 2023
May 15, 2023
May 15, 2023
May 15, 2023
Means of redress
OPPO
May 15, 2023
May 15, 2023
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May 15, 2023
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Mar 15, 2023
Jan 4, 2023
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Oct 25, 2021
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Oct 13, 2021
Jan 25, 2021
Dec 17, 2020
Decision to grant a European patent
Search/Exam
Dec 4, 2020
(Electronic) Receipt
Search/Exam
Dec 4, 2020
English translation of the claims
Search/Exam
Dec 4, 2020
Filing of the translations of the claims
Search/Exam
Dec 4, 2020
German translation of the claims
Search/Exam
Dec 4, 2020
Letter accompanying subsequently filed items
Search/Exam
Oct 23, 2020
Oct 23, 2020
Oct 23, 2020
Intention to grant (signatures)
Search/Exam
Oct 23, 2020
Text intended for grant (clean copy)
Search/Exam
Oct 23, 2020
Sep 2, 2020
Examination started
Search/Exam
Apr 17, 2020
(Electronic) Receipt
Search/Exam
Apr 17, 2020
Letter accompanying subsequently filed items
Search/Exam
Apr 17, 2020
Letter concerning fees and payments
Search/Exam
Nov 25, 2019
Oct 28, 2019
Refund of fees
Search/Exam
Oct 23, 2019
Notification of forthcoming publication
Search/Exam
Oct 22, 2019
Oct 22, 2019
European search opinion
Search/Exam
Oct 22, 2019
European search report
Search/Exam
Oct 22, 2019
Information on Search Strategy
Search/Exam
Aug 29, 2019
Search started
Search/Exam
Aug 14, 2019
Communication to designated inventor
Search/Exam
Aug 14, 2019
Communication to designated inventor
Search/Exam
Jun 21, 2019
Abstract
Search/Exam
Jun 21, 2019
Jun 21, 2019
Claims
Search/Exam
Jun 21, 2019
Description
Search/Exam
Jun 21, 2019
Designation of inventor
Search/Exam
Jun 21, 2019
Drawings
Search/Exam
Jun 21, 2019
Priority search results
Search/Exam
Jun 21, 2019
Request for grant of a European patent
Search/Exam
Nov 9, 2012
Priority search results copy provided by EPO
Search/Exam
Nov 1, 2012
Priority document
Search/Exam
Oct 29, 2012
Priority search results
Search/Exam