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The patent EP3132656 was granted to Saint Gobain on Dec 21, 2022. The application was filed on Mar 5, 2015 under application number EP15710138A. 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 | Nov 12, 2020 | DENNO | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| EXAMINATION | WO03015473 |
| INTERNATIONAL-SEARCH-REPORT | EP2334141 |
| INTERNATIONAL-SEARCH-REPORT | FR2592544 |
| INTERNATIONAL-SEARCH-REPORT | GB2381179 |
| INTERNATIONAL-SEARCH-REPORT | US2012103961 |
| INTERNATIONAL-SEARCH-REPORT | WO2012031907 |
| OPPOSITION | GB2186769 |
| OPPOSITION | GB2381179 |
| OPPOSITION | US2003116551 |
| OPPOSITION | US2004065651 |
| OPPOSITION | US2012103961 |
| OPPOSITION | US2012193341 |
| OPPOSITION | US2013213949 |
| OPPOSITION | WO03015473 |
| OPPOSITION | WO2014095152 |
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 24, 2022
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OPPO
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Feb 24, 2020
Jan 16, 2020
Decision to grant a European patent
Search/Exam
Dec 22, 2019
(Electronic) Receipt
Search/Exam
Dec 22, 2019
English translation of the claims
Search/Exam
Dec 22, 2019
French translation of claims
Search/Exam
Dec 22, 2019
Letter accompanying subsequently filed items
Search/Exam
Aug 12, 2019
Aug 12, 2019
Aug 12, 2019
Intention to grant (signatures)
Search/Exam
Aug 12, 2019
Text intended for grant (clean copy)
Search/Exam
Aug 12, 2019
Oct 8, 2018
(Electronic) Receipt
Search/Exam
Oct 8, 2018
Amended claims with annotations
Search/Exam
Oct 8, 2018
Claims
Search/Exam
Oct 8, 2018
Letter accompanying subsequently filed items
Search/Exam
Oct 8, 2018
Aug 9, 2018
Aug 6, 2018
(Electronic) Receipt
Search/Exam
Aug 6, 2018
Letter accompanying subsequently filed items
Search/Exam
Aug 6, 2018
Mar 28, 2018
Annex to the communication
Search/Exam
Mar 28, 2018
Communication from the Examining Division
Search/Exam
Mar 21, 2018
Examination started
Search/Exam
Jun 6, 2017
(Electronic) Receipt
Search/Exam
Jun 6, 2017
Jun 6, 2017
Amended claims with annotations
Search/Exam
Jun 6, 2017
Amendments received before examination
Search/Exam
Jun 6, 2017
Letter accompanying subsequently filed items
Search/Exam
Jan 25, 2017
Nov 24, 2016
Nov 22, 2016
Communication to designated inventor
Search/Exam
Nov 22, 2016
Communication to designated inventor
Search/Exam
Nov 17, 2016
Priority search results copy provided by EPO
Search/Exam
Oct 31, 2016
Oct 12, 2016
Refund of fees
Search/Exam
Sep 23, 2016
(Electronic) Receipt
Search/Exam
Sep 23, 2016
Request for entry into the European phase
Search/Exam
Aug 26, 2016
Information on entry into European phase
Search/Exam
Nov 11, 2015
Oct 22, 2015
Copy of the international search report
Search/Exam
Oct 22, 2015
Copy of the international search report
Search/Exam
Oct 22, 2015
Published international application - A1
Search/Exam
May 5, 2015
May 5, 2015
May 5, 2015
Mar 5, 2015
(Electronic) Receipt
PCTRO
Mar 5, 2015
Abstract
PCTRO
Mar 5, 2015
Claims
PCTRO
Mar 5, 2015
Description
PCTRO
Mar 5, 2015
Drawings
PCTRO
Mar 5, 2015