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The patent EP2664503 was granted to Asahi Glass on Mar 7, 2018. The application was filed on Jan 13, 2012 under application number EP12734551A. 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 |
|---|---|---|---|
| SAINT GOBAIN | Dec 3, 2018 | SAINT GOBAIN RECHERCHE | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | WO03076239 |
| EXAMINATION | US2009095512 |
| EXAMINATION | US5795501 |
| INTERNATIONAL-SEARCH-REPORT | EP2257120 |
| INTERNATIONAL-SEARCH-REPORT | JP2001206056 |
| INTERNATIONAL-SEARCH-REPORT | WO03076239 |
| OPPOSITION | JP2008246516 |
| OPPOSITION | US2009098350 |
| SEARCH | US2005112291 |
| SEARCH | US2007105412 |
| SEARCH | US6253988 |
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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Appeal
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Claims
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(Electronic) Receipt
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Reply to appeal
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Notice of appeal
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Decision to grant a European patent
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Intention to grant (signatures)
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Text intended for grant (clean copy)
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Amended description with annotations
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Description
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French translation of claims
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German translation of the claims
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Intention to grant (signatures)
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Text intended for grant (clean copy)
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Amended claims with annotations
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Amended description with annotations
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Claims
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Nov 8, 2016
Description
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Annex to the communication
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Jul 14, 2016
Communication from the Examining Division
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Jul 7, 2016
Examination started
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Sep 1, 2015
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Amended claims with annotations
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Amended description with annotations
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Sep 1, 2015
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Mar 26, 2015
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European search opinion
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Mar 9, 2015
Supplementary European search report
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Feb 26, 2015
Search started
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Feb 4, 2014
Submission concerning representation
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Dec 13, 2013
Submission concerning representation
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Oct 23, 2013
Notification of forthcoming publication
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Sep 6, 2013
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Communication to designated inventor
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Abstract
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Jul 10, 2013
Claims
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Jul 10, 2013
Description
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Jul 10, 2013
Drawings
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Jul 10, 2013
Letter accompanying subsequently filed items
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Jul 10, 2013
Request for entry into the European phase
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May 24, 2013
Information on entry into European phase
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Aug 7, 2012
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Copy of the international search report
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Jul 19, 2012
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International publication pamphlet
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