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The patent EP2708091 was granted to Saint Gobain on Jun 23, 2021. The application was filed on Apr 17, 2012 under application number EP12714016A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

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 |
|---|---|---|---|
| PILKINGTON GROUP | Sep 20, 2018 | DENNO | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP1942703 |
| EXAMINATION | US2644066 |
| INTERNATIONAL-SEARCH-REPORT | DE102006017675 |
| INTERNATIONAL-SEARCH-REPORT | EP0720253 |
| INTERNATIONAL-SEARCH-REPORT | US2007224842 |
| OPPOSITION | EP2365730 |
| OPPOSITION | EP2408260 |
| OPPOSITION | JP2001102151 |
| OPPOSITION | US2006102610 |
| OPPOSITION | US2007224842 |
| OPPOSITION | US2010020380 |
| OPPOSITION | US2644066 |
| OPPOSITION | US3204326 |
| OPPOSITION | US4498096 |
| OPPOSITION | US5748155 |
| OPPOSITION | US5902536 |
| OPPOSITION | US6396026 |
| OPPOSITION | US6406337 |
| OPPOSITION | US6816385 |
| OPPOSITION | US7658617 |
| OPPOSITION | WO0199472 |
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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May 28, 2021
May 28, 2021
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May 17, 2021
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Sep 30, 2020
Refund of fees
Appeal
Sep 29, 2020
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Jul 30, 2020
(Electronic) Receipt
Appeal
Jul 30, 2020
Jul 30, 2020
Withdrawal of an appeal
Appeal
Jun 18, 2020
Jun 18, 2020
May 29, 2020
May 26, 2020
(Electronic) Receipt
Appeal
May 26, 2020
(Electronic) Receipt
Appeal
May 26, 2020
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Notice of appeal
Appeal
May 11, 2020
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OPPO
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OPPO
Nov 30, 2019
Claims
OPPO
Nov 30, 2019
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OPPO
Nov 30, 2019
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OPPO
Nov 30, 2019
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OPPO
Nov 30, 2019
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OPPO
Nov 30, 2019
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OPPO
Nov 30, 2019
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OPPO
Nov 30, 2019
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OPPO
Nov 30, 2019
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OPPO
Nov 30, 2019
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OPPO
Nov 30, 2019
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Jan 5, 2018
Nov 23, 2017
Decision to grant a European patent
Search/Exam
Nov 9, 2017
(Electronic) Receipt
Search/Exam
Nov 9, 2017
English translation of the claims
Search/Exam
Nov 9, 2017
French translation of claims
Search/Exam
Nov 9, 2017
Letter accompanying subsequently filed items
Search/Exam
Jul 7, 2017
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Intention to grant (signatures)
Search/Exam
Jul 7, 2017
Text intended for grant (clean copy)
Search/Exam
Jul 7, 2017
Jun 22, 2017
Jun 8, 2017
(Electronic) Receipt
Search/Exam
Jun 8, 2017
Amended claims with annotations
Search/Exam
Jun 8, 2017
Amended description with annotations
Search/Exam
Jun 8, 2017
Claims
Search/Exam
Jun 8, 2017
Description
Search/Exam
Jun 8, 2017
Letter accompanying subsequently filed items
Search/Exam
Jun 8, 2017
Mar 23, 2017
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Intention to grant (signatures)
Search/Exam
Mar 23, 2017
Text intended for grant (clean copy)
Search/Exam
Mar 23, 2017
Mar 15, 2017
Nov 21, 2016
(Electronic) Receipt
Search/Exam
Nov 21, 2016
Amended claims with annotations
Search/Exam
Nov 21, 2016
Amended description with annotations
Search/Exam
Nov 21, 2016
Claims
Search/Exam
Nov 21, 2016
Description
Search/Exam
Nov 21, 2016
Letter accompanying subsequently filed items
Search/Exam
Nov 21, 2016
Nov 16, 2016
Sep 22, 2016
Sep 16, 2016
May 11, 2016
Annex to the communication
Search/Exam
May 11, 2016
Communication from the Examining Division
Search/Exam
May 2, 2016
Examination started
Search/Exam
Jul 25, 2014
(Electronic) Receipt
Search/Exam
Jul 25, 2014
Letter accompanying subsequently filed items
Search/Exam
Jul 25, 2014
Reply to Written Opinion prepared by the EPO
Search/Exam
Feb 19, 2014
Feb 6, 2014
Letter which had not been notified
Search/Exam
Jan 15, 2014
Jan 8, 2014
Priority search results copy provided by EPO
Search/Exam
Jan 8, 2014
Priority search results copy provided by EPO
Search/Exam
Dec 13, 2013
Communication to designated inventor
Search/Exam
Dec 13, 2013
Communication to designated inventor
Search/Exam
Dec 13, 2013
Communication to designated inventor
Search/Exam
Dec 13, 2013
Communication to designated inventor
Search/Exam
Dec 13, 2013
Communication to designated inventor
Search/Exam
Dec 13, 2013
Communication to designated inventor
Search/Exam
Dec 6, 2013
Nov 20, 2013
Nov 20, 2013
Nov 17, 2013
(Electronic) Receipt
Search/Exam
Nov 17, 2013
Request for entry into the European phase
Search/Exam
Oct 25, 2013
Matter concerning the application
Search/Exam
Sep 20, 2013
Information on entry into European phase
Search/Exam
Jul 3, 2013
Jul 3, 2013
Notification of the recording of a change
Search/Exam
Dec 5, 2012
Dec 5, 2012
Nov 15, 2012
Copy of the international search report
Search/Exam
Nov 15, 2012
Copy of the international search report
Search/Exam
Nov 15, 2012
Published international application - A1
Search/Exam
Jun 13, 2012
Jun 13, 2012
Jun 13, 2012
Apr 17, 2012
(Electronic) Receipt
PCTRO
Apr 17, 2012
Abstract
PCTRO
Apr 17, 2012
Claims
PCTRO
Apr 17, 2012
Description
PCTRO
Apr 17, 2012
Drawings
PCTRO
Apr 17, 2012
Apr 17, 2012