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The patent EP3689996 was granted to Strongbond on Aug 9, 2023. The application was filed on Dec 19, 2019 under application number EP19218294A. 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 |
|---|---|---|---|
| BOSTIK | May 7, 2024 | ARKEMA PATENT | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP1256595 |
| DESCRIPTION | EP2857436 |
| DESCRIPTION | US3971751 |
| OPPOSITION | EP0856569 |
| OPPOSITION | EP2289997 |
| OPPOSITION | EP2604655 |
| OPPOSITION | EP2615147 |
| OPPOSITION | EP2684690 |
| OPPOSITION | EP3165572 |
| OPPOSITION | JP2015105293 |
| OPPOSITION | US2004127622 |
| OPPOSITION | US2007093628 |
| SEARCH | CN102391820 |
| SEARCH | CN104629666 |
| SEARCH | EP2857436 |
| SEARCH | US3971751 |
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.
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Nov 24, 2023
Refund of fees
Search/Exam
Aug 22, 2023
Jul 13, 2023
Decision to grant a European patent
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Jun 29, 2023
(Electronic) Receipt
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Jun 29, 2023
Filing of the translations of the claims
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Jun 29, 2023
French translation of claims
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Jun 29, 2023
German translation of the claims
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Jun 21, 2023
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Letter accompanying subsequently filed items
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Jun 9, 2023
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Intention to grant (signatures)
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Mar 1, 2023
Text intended for grant (clean copy)
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Mar 1, 2023
Feb 6, 2023
Examination started
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Dec 21, 2022
Document concerning representation
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Dec 21, 2022
Letter accompanying subsequently filed items
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Nov 16, 2021
Communication from the Legal Division
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Jul 20, 2021
Document concerning representation
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Jul 20, 2021
Letter accompanying subsequently filed items
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Apr 7, 2021
Annexes in respect of a client data request
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Feb 5, 2021
(Electronic) Receipt
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Feb 5, 2021
Letter accompanying subsequently filed items
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Feb 5, 2021
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Letter accompanying subsequently filed items
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Feb 4, 2021
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Note on telephone consultation
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Sep 30, 2020
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General authorisation
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Sep 24, 2020
Letter accompanying subsequently filed items
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Sep 21, 2020
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Sep 10, 2020
(Electronic) Receipt
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Sep 10, 2020
General authorisation
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Sep 10, 2020
Letter accompanying subsequently filed items
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Aug 20, 2020
Letter concerning the priority
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Aug 20, 2020
Priority document
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Aug 10, 2020
Jul 20, 2020
Invitation to file priority document
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Jul 8, 2020
Notification of forthcoming publication
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Apr 29, 2020
Apr 22, 2020
Letter accompanying subsequently filed items
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Apr 22, 2020
Mar 13, 2020
Communication to designated inventor
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Mar 13, 2020
Communication to designated inventor
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Feb 24, 2020
(Electronic) Receipt
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Feb 24, 2020
Feb 24, 2020
Amended description with annotations
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Feb 24, 2020
Amendments received before examination
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Feb 24, 2020
Letter accompanying subsequently filed items
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Feb 19, 2020
Refund of fees
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Feb 14, 2020
Feb 14, 2020
European search opinion
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Feb 14, 2020
European search report
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Feb 14, 2020
Information on Search Strategy
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Jan 10, 2020
Priority search results copy provided by EPO
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Dec 19, 2019
Abstract
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Dec 19, 2019
Dec 19, 2019
Claims
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Dec 19, 2019
Description
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Dec 19, 2019
Designation of inventor
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Dec 19, 2019
Priority search results
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Dec 19, 2019
Request for grant of a European patent
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