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The patent EP3150366 was granted to Tremco CPG Germany on May 25, 2022. The application was filed on Sep 20, 2016 under application number EP16189633A. 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 |
|---|---|---|---|
| ISO CHEMIE | Feb 27, 2023 | WACHTER | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| EXAMINATION | EP2990551 |
| EXAMINATION | EP3009577 |
| OPPOSITION | DE1784467 |
| OPPOSITION | DE202012005049U |
| OPPOSITION | DE202012101990U |
| OPPOSITION | DE2410121 |
| OPPOSITION | DE60026156T |
| OPPOSITION | EP0229951 |
| OPPOSITION | EP1936246 |
| OPPOSITION | EP2679738 |
| OPPOSITION | EP2759649 |
| OPPOSITION | EP2784231 |
| OPPOSITION | EP2990551 |
| OPPOSITION | WO2012167762 |
| OTHER | EP2990551 |
| SEARCH | DE202013101372U |
| SEARCH | DE3926265 |
| SEARCH | US2005067092 |
| SEARCH | US2891288 |
| SEARCH | US2972789 |
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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Nov 27, 2025
Nov 27, 2025
Oct 7, 2025
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
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Reply to appeal
Appeal
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(Electronic) Receipt
Appeal
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Reply to appeal
Appeal
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Appeal
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Appeal
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(Electronic) Receipt
Appeal
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Notice of appeal
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(Electronic) Receipt
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Notice of appeal
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Appeal
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Decision to grant a European patent
Search/Exam
Apr 14, 2022
(Electronic) Receipt
Search/Exam
Apr 14, 2022
English translation of the claims
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Apr 14, 2022
Filing of the translations of the claims
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Apr 14, 2022
French translation of claims
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Dec 9, 2021
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Intention to grant (signatures)
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Dec 9, 2021
Text intended for grant (clean copy)
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Dec 9, 2021
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(Electronic) Receipt
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Sep 20, 2021
Amended claims with annotations
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Sep 20, 2021
Amended description with annotations
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Sep 20, 2021
Claims
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Sep 20, 2021
Description
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Sep 20, 2021
Letter accompanying subsequently filed items
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Sep 20, 2021
Sep 15, 2021
(Electronic) Receipt
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Sep 15, 2021
Letter concerning fees and payments
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Jul 26, 2021
Jul 21, 2021
(Electronic) Receipt
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Jul 21, 2021
Letter accompanying subsequently filed items
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Jul 21, 2021
Mar 11, 2021
Annex to the communication
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Mar 11, 2021
Communication from the Examining Division
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Dec 21, 2020
(Electronic) Receipt
Search/Exam
Dec 21, 2020
Amended claims with annotations
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Dec 21, 2020
Claims
Search/Exam
Dec 21, 2020
Letter accompanying subsequently filed items
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Dec 21, 2020
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Nov 27, 2020
(Electronic) Receipt
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Nov 27, 2020
Letter accompanying subsequently filed items
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Nov 27, 2020
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(Electronic) Receipt
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Oct 5, 2020
Letter accompanying subsequently filed items
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(Electronic) Receipt
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Sep 16, 2020
Letter accompanying subsequently filed items
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Aug 25, 2020
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Annex to the communication
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May 25, 2020
Communication from the Examining Division
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Feb 17, 2020
Decision to allow further processing
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Feb 6, 2020
(Electronic) Receipt
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Feb 6, 2020
Amended claims with annotations
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Feb 6, 2020
Claims
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Feb 6, 2020
Letter accompanying subsequently filed items
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Feb 6, 2020
Nov 26, 2019
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(Electronic) Receipt
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Sep 10, 2019
Letter accompanying subsequently filed items
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Aug 30, 2019
Aug 27, 2019
(Electronic) Receipt
Search/Exam
Aug 27, 2019
Letter accompanying subsequently filed items
Search/Exam
Aug 27, 2019
Jul 3, 2019
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Jun 27, 2019
Feb 18, 2019
Annex to the communication
Search/Exam
Feb 18, 2019
Communication from the Examining Division
Search/Exam
Nov 19, 2018
(Electronic) Receipt
Search/Exam
Nov 19, 2018
Amended claims with annotations
Search/Exam
Nov 19, 2018
Claims
Search/Exam
Nov 19, 2018
Letter accompanying subsequently filed items
Search/Exam
Nov 19, 2018
Oct 24, 2018
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Oct 15, 2018
Annexes in respect of a client data request
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Oct 9, 2018
Aug 28, 2018
(Electronic) Receipt
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Aug 28, 2018
Letter accompanying subsequently filed items
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Jul 9, 2018
Annex to the communication
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Jul 9, 2018
Communication from the Examining Division
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Jun 25, 2018
Examination started
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Apr 10, 2018
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Apr 5, 2018
(Electronic) Receipt
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Apr 5, 2018
Letter accompanying subsequently filed items
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Apr 5, 2018
Observations by third parties
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Apr 5, 2018
Patent document filed by a Third party
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Dec 13, 2017
(Electronic) Receipt
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Dec 13, 2017
Letter accompanying subsequently filed items
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Dec 13, 2017
Oct 10, 2017
Sep 21, 2017
(Electronic) Receipt
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Sep 21, 2017
Letter accompanying subsequently filed items
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Sep 4, 2017
Amendments received before examination
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Aug 31, 2017
Amendments received before examination
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Apr 10, 2017
Mar 8, 2017
Notification of forthcoming publication
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Feb 1, 2017
Letter concerning the priority
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Feb 1, 2017
Priority document
Search/Exam
Jan 31, 2017
Jan 31, 2017
European search opinion
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Jan 31, 2017
European search report
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Jan 31, 2017
Information on Search Strategy
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Jan 30, 2017
Annex
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Jan 30, 2017
Letter concerning the priority
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Jan 25, 2017
Modified abstract
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Jan 11, 2017
Search started
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Nov 11, 2016
Communication to designated inventor
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Nov 11, 2016
Communication to designated inventor
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Nov 11, 2016
Communication to designated inventor
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Sep 20, 2016
Abstract
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Sep 20, 2016
Sep 20, 2016
Claims
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Sep 20, 2016
Description
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Sep 20, 2016
Designation of inventor
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Sep 20, 2016
Drawings
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Sep 20, 2016
Request for grant of a European patent
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