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The patent EP2851478 was granted to Tremco CPG Germany on May 10, 2017. The application was filed on Sep 8, 2014 under application number EP14183966A. 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 |
|---|---|---|---|
| ISO CHEMIE | Feb 8, 2018 | WACHTER | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP0688382 |
| DESCRIPTION | EP1600571 |
| OPPOSITION | EP1473419 |
| OPPOSITION | EP1936247 |
| OPPOSITION | EP2107176 |
| OPPOSITION | EP2620566 |
| OPPOSITION | US2010170186 |
| OPPOSITION | WO2005118970 |
| SEARCH | DE202012000883U |
| SEARCH | DE20306687U |
| SEARCH | DE9312987U |
| SEARCH | US2010050553 |
| SEARCH | US2010170186 |
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
Appeal
Oct 11, 2022
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Oct 4, 2022
(Electronic) Receipt
Appeal
Oct 4, 2022
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(Electronic) Receipt
Appeal
Jul 16, 2020
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Feb 4, 2020
Jan 23, 2020
(Electronic) Receipt
Appeal
Jan 23, 2020
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Jan 23, 2020
Reply to appeal
Appeal
Sep 13, 2019
Sep 10, 2019
(Electronic) Receipt
Appeal
Sep 10, 2019
Sep 10, 2019
Sep 10, 2019
Aug 27, 2019
Aug 27, 2019
Aug 27, 2019
Aug 27, 2019
Jul 26, 2019
Jul 26, 2019
Jul 25, 2019
Jul 22, 2019
(Electronic) Receipt
Appeal
Jul 22, 2019
Jul 22, 2019
Jul 22, 2019
Notice of appeal
Appeal
Jul 22, 2019
Processing of an appeal
Appeal
Jul 19, 2019
Jul 19, 2019
Jul 19, 2019
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Jun 24, 2019
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Means of redress
OPPO
Jun 7, 2019
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Mar 29, 2019
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Claims
OPPO
Feb 5, 2019
Claims
OPPO
Feb 5, 2019
Claims
OPPO
Feb 5, 2019
Claims
OPPO
Feb 5, 2019
Claims
OPPO
Feb 5, 2019
Feb 5, 2019
Feb 1, 2019
Feb 1, 2019
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Jan 28, 2019
Jan 22, 2019
Oct 24, 2018
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Oct 15, 2018
Annexes in respect of a client data request
Search/Exam
Oct 9, 2018
Oct 5, 2018
Sep 21, 2018
Sep 12, 2018
Sep 11, 2018
Sep 7, 2018
Sep 7, 2018
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Jul 5, 2018
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Feb 13, 2018
Feb 8, 2018
Feb 8, 2018
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Feb 8, 2018
Feb 8, 2018
May 11, 2017
Apr 13, 2017
Decision to grant a European patent
Search/Exam
Apr 4, 2017
(Electronic) Receipt
Search/Exam
Apr 4, 2017
Filing of the translations of the claims
Search/Exam
Apr 4, 2017
Letter accompanying subsequently filed items
Search/Exam
Feb 15, 2017
Feb 15, 2017
Feb 15, 2017
Intention to grant (signatures)
Search/Exam
Feb 15, 2017
Text intended for grant (clean copy)
Search/Exam
Feb 15, 2017
Feb 3, 2017
Jan 25, 2017
(Electronic) Receipt
Search/Exam
Jan 25, 2017
Claims
Search/Exam
Jan 25, 2017
English translation of the claims
Search/Exam
Jan 25, 2017
French translation of claims
Search/Exam
Jan 25, 2017
Letter accompanying subsequently filed items
Search/Exam
Jan 25, 2017
Oct 6, 2016
Oct 6, 2016
Oct 6, 2016
Intention to grant (signatures)
Search/Exam
Oct 6, 2016
Text intended for grant (clean copy)
Search/Exam
Oct 6, 2016
Sep 27, 2016
(Electronic) Receipt
Search/Exam
Sep 27, 2016
Letter accompanying subsequently filed items
Search/Exam
Jun 29, 2016
Amended claims with annotations
Search/Exam
Jun 29, 2016
Claims
Search/Exam
Jun 29, 2016
Jun 27, 2016
Amended claims with annotations
Search/Exam
Jun 27, 2016
Claims
Search/Exam
Jun 27, 2016
Jun 20, 2016
Feb 23, 2016
Annex to the communication
Search/Exam
Feb 23, 2016
Communication from the Examining Division
Search/Exam
Feb 12, 2016
Examination started
Search/Exam
Dec 1, 2015
Dec 1, 2015
Nov 25, 2015
Oct 29, 2015
Oct 29, 2015
Oct 23, 2015
Oct 21, 2015
Oct 20, 2015
Oct 7, 2015
Sep 25, 2015
Sep 4, 2015
Sep 4, 2015
Amended claims with annotations
Search/Exam
Sep 4, 2015
Sep 4, 2015
Amended description with annotations
Search/Exam
Sep 4, 2015
Amendments received before examination
Search/Exam
Sep 4, 2015
Payment of fees and costs
Search/Exam
Mar 30, 2015
Feb 25, 2015
Notification of forthcoming publication
Search/Exam
Jan 8, 2015
Jan 8, 2015
European search opinion
Search/Exam
Jan 8, 2015
European search report
Search/Exam
Dec 10, 2014
Search started
Search/Exam
Oct 31, 2014
Communication to designated inventor
Search/Exam
Sep 10, 2014
Letter concerning the priority
Search/Exam
Sep 10, 2014
Priority document
Search/Exam
Sep 8, 2014
Abstract
Search/Exam
Sep 8, 2014
Sep 8, 2014
Claims
Search/Exam
Sep 8, 2014
Description
Search/Exam
Sep 8, 2014
Designation of inventor
Search/Exam
Sep 8, 2014
Drawings
Search/Exam
Sep 8, 2014
Request for grant of a European patent
Search/Exam