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The patent EP3260617 was granted to Tremco CPG Germany on Mar 10, 2021. The application was filed on Jun 20, 2017 under application number EP17176916A. The patent is currently recorded with a legal status of "Revoked".

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 |
|---|---|---|---|
| HANNO WERK | Dec 10, 2021 | PATENTANWALTE THOMEN & KORNER | ADMISSIBLE |
| ISO CHEMIE | Dec 9, 2021 | WACHTER | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| OPPOSITION | DE102009026864 |
| OPPOSITION | DE102014111149 |
| OPPOSITION | DE202011107000U |
| OPPOSITION | DE2836143 |
| OPPOSITION | EP1600571 |
| OPPOSITION | EP1795664 |
| OPPOSITION | EP1936246 |
| OPPOSITION | EP1983119 |
| OPPOSITION | EP2065548 |
| OPPOSITION | EP2107176 |
| OPPOSITION | EP2354410 |
| OPPOSITION | EP2423397 |
| OPPOSITION | EP2620566 |
| OPPOSITION | EP2679738 |
| OPPOSITION | EP2759649 |
| OPPOSITION | EP2784231 |
| OPPOSITION | EP2784232 |
| OPPOSITION | EP2853649 |
| SEARCH | DE202011107000U |
| SEARCH | DE2836143 |
| SEARCH | EP1795664 |
| SEARCH | EP1936246 |
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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Decision to grant a European patent
Search/Exam
Jan 27, 2021
(Electronic) Receipt
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Jan 27, 2021
English translation of the claims
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Jan 27, 2021
French translation of claims
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Jan 27, 2021
Letter accompanying subsequently filed items
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Intention to grant (signatures)
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Sep 22, 2020
Text intended for grant (clean copy)
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Sep 22, 2020
Aug 25, 2020
Aug 18, 2020
Jul 30, 2020
(Electronic) Receipt
Search/Exam
Jul 30, 2020
Amended claims with annotations
Search/Exam
Jul 30, 2020
Amended description with annotations
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Jul 30, 2020
Claims
Search/Exam
Jul 30, 2020
Description
Search/Exam
Jul 30, 2020
Letter accompanying subsequently filed items
Search/Exam
Jul 30, 2020
Jun 16, 2020
(Electronic) Receipt
Search/Exam
Jun 16, 2020
Letter accompanying subsequently filed items
Search/Exam
Mar 23, 2020
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Intention to grant (signatures)
Search/Exam
Mar 23, 2020
Text intended for grant (clean copy)
Search/Exam
Mar 23, 2020
Nov 5, 2019
(Electronic) Receipt
Search/Exam
Nov 5, 2019
Amended claims with annotations
Search/Exam
Nov 5, 2019
Amended claims with annotations
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Nov 5, 2019
Claims
Search/Exam
Nov 5, 2019
Claims
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Nov 5, 2019
Letter accompanying subsequently filed items
Search/Exam
Nov 5, 2019
Jun 27, 2019
Annex to the communication
Search/Exam
Jun 27, 2019
Communication from the Examining Division
Search/Exam
Jun 6, 2019
(Electronic) Receipt
Search/Exam
Jun 6, 2019
Examination started
Search/Exam
Jun 6, 2019
Letter accompanying subsequently filed items
Search/Exam
Oct 24, 2018
Oct 23, 2018
Oct 15, 2018
Annexes in respect of a client data request
Search/Exam
Oct 9, 2018
Jun 27, 2018
(Electronic) Receipt
Search/Exam
Jun 27, 2018
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Amended claims with annotations
Search/Exam
Jun 27, 2018
Amendments received before examination
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Jun 27, 2018
Letter accompanying subsequently filed items
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May 11, 2018
(Electronic) Receipt
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May 11, 2018
Letter accompanying subsequently filed items
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Jan 4, 2018
Nov 29, 2017
Notification of forthcoming publication
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Oct 25, 2017
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European search opinion
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Oct 25, 2017
European search report
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Oct 25, 2017
Information on Search Strategy
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Oct 10, 2017
Search started
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Sep 4, 2017
Letter concerning the priority
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Sep 4, 2017
Priority document
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Aug 11, 2017
Communication to designated inventor
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Communication to designated inventor
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Jun 20, 2017
Abstract
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Jun 20, 2017
Jun 20, 2017
Claims
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Jun 20, 2017
Description
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Jun 20, 2017
Designation of inventor
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Jun 20, 2017
Priority search results
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Jun 20, 2017
Request for grant of a European patent
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