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The patent EP3611288 was granted to Easyforming Technology on Nov 1, 2023. The application was filed on Dec 27, 2018 under application number EP18915788A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

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 |
|---|---|---|---|
| WACHTERSHAUSER & HARTZ PATENTANWALTSPARTNERSCHAFT MBB | Jul 18, 2024 | WACHTERSHAUSER & HARTZ PATENTANWALTSPARTNERSCHAFT MBB | ADMISSIBLE |
| ARCELORMITTAL FRANCE | Jul 2, 2024 | LAVOIX | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| EXAMINATION | CN106466697 |
| EXAMINATION | WO2008053273 |
| OPPOSITION | CN106466697 |
| OPPOSITION | EP2377965 |
| OPPOSITION | US2004009366 |
| OPPOSITION | US6815087 |
| SEARCH | EP2377965 |
| SEARCH | EP2851440 |
| SEARCH | WO2009090443 |
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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(Electronic) Receipt
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Aug 27, 2025
Annexes in respect of a client data request
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(Electronic) Receipt
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Aug 26, 2025
Annexes in respect of a client data request
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Decision to grant a European patent
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Sep 26, 2023
(Electronic) Receipt
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Sep 26, 2023
Filing of the translations of the claims
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Sep 26, 2023
French translation of claims
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Sep 26, 2023
German translation of the claims
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Sep 26, 2023
Letter accompanying subsequently filed items
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Jul 12, 2023
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Intention to grant (signatures)
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Jul 12, 2023
Text intended for grant (clean copy)
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(Electronic) Receipt
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Jun 14, 2023
Amended description with annotations
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Jun 14, 2023
Description
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Jun 14, 2023
Letter accompanying subsequently filed items
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Letter dealing with oral proceedings
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Amended claims with annotations
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Amended claims with annotations
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Claims
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Claims
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(Electronic) Receipt
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Apr 28, 2023
Letter accompanying subsequently filed items
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Apr 28, 2023
Oral proceedings: reply to date proposed
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Apr 18, 2023
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(Electronic) Receipt
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Apr 13, 2023
Letter accompanying subsequently filed items
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Apr 13, 2023
Observations by third parties
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Nov 23, 2022
Annex to a communication
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Nov 23, 2022
Annex to the communication
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Nov 23, 2022
Summons to attend oral proceedings
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Oct 10, 2022
(Electronic) Receipt
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Oct 10, 2022
Amended claims with annotations
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Oct 10, 2022
Claims
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Oct 10, 2022
Claims
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Oct 10, 2022
Letter accompanying subsequently filed items
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Oct 10, 2022
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Annex to the communication
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Jun 14, 2022
Communication from the Examining Division
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Observations by third parties
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Observations by third parties
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Observations by third parties
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May 25, 2022
Patent document filed by a Third party
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May 24, 2022
Non-patent literature filed by a third party
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Non-patent literature filed by a third party
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Non-patent literature filed by a third party
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May 24, 2022
Observations by third parties
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May 13, 2022
(Electronic) Receipt
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May 13, 2022
Amended claims with annotations
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May 13, 2022
Citation for the examination procedure
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May 13, 2022
Citation for the examination procedure
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May 13, 2022
Claims
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May 13, 2022
Letter accompanying subsequently filed items
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May 13, 2022
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Observations by third parties
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Jan 25, 2022
Annex to the communication
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Jan 25, 2022
Consultation by telephone/in person
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Annex to the communication
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Jan 19, 2022
Communication from the Examining Division
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Jan 14, 2022
Examination started
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May 20, 2021
(Electronic) Receipt
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May 20, 2021
Priority search results
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May 20, 2021
Priority search results
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May 20, 2021
Priority search results
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May 20, 2021
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(Electronic) Receipt
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Apr 28, 2021
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Amended claims with annotations
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Apr 28, 2021
Amendments received before examination
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Apr 28, 2021
Letter accompanying subsequently filed items
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European search opinion
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Nov 13, 2020
Information on Search Strategy
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Nov 13, 2020
Supplementary European search report
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Nov 2, 2020
Search started
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Aug 14, 2020
Jun 26, 2020
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Communication to designated inventor
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Apr 1, 2020
Communication to designated inventor
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Apr 1, 2020
Communication to designated inventor
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Apr 1, 2020
Communication to designated inventor
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Apr 1, 2020
Communication to designated inventor
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Mar 26, 2020
Mar 4, 2020
Enquiry with the International Bureau
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Feb 21, 2020
(Electronic) Receipt
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Feb 21, 2020
Letter accompanying subsequently filed items
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Feb 21, 2020
Letter concerning the inventor
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Jan 22, 2020
Notification of forthcoming publication
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Jan 13, 2020
Nov 28, 2019
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Copy of the international search report
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Oct 31, 2019
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International publication pamphlet
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Oct 30, 2019
(Electronic) Receipt
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Oct 30, 2019
Abstract
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Oct 30, 2019
Oct 30, 2019
Amended claims with annotations
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Oct 30, 2019
Claims
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Oct 30, 2019
Description
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Oct 30, 2019
Drawings
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Oct 30, 2019
Request for entry into the European phase
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