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The patent EP2465832 was granted to Interpane Entwicklungs UND Beratungsgesellschaft on Mar 9, 2022. The application was filed on Dec 13, 2011 under application number EP11193150A. 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 |
|---|---|---|---|
| SAINT GOBAIN | Nov 21, 2018 | SAINT GOBAIN RECHERCHE | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | DE102005007825 |
| OPPOSITION | DE102005007825 |
| OPPOSITION | EP0142039 |
| OPPOSITION | EP1420439 |
| OPPOSITION | EP1670049 |
| OPPOSITION | US2004028809 |
| OPPOSITION | US2004185679 |
| OPPOSITION | US2005237895 |
| OPPOSITION | US2009220774 |
| OPPOSITION | US6177131 |
| OPPOSITION | WO2008096089 |
| OPPOSITION | WO2010139908 |
| OPPOSITION | WO2010142126 |
| SEARCH | DE102005007825 |
| SEARCH | DE19918811 |
| SEARCH | DE4216508 |
| SEARCH | EP2065120 |
| SEARCH | RU2365648 |
| SEARCH | US2010025387 |
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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Feb 10, 2022
Feb 10, 2022
Feb 7, 2022
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Refund of fees
Search/Exam
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OPPO
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Mar 9, 2018
Feb 14, 2018
Refund of fees
Search/Exam
Jan 25, 2018
Decision to grant a European patent
Search/Exam
Jan 11, 2018
(Electronic) Receipt
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Jan 11, 2018
English translation of the claims
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Jan 11, 2018
Filing of the translations of the claims
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Jan 11, 2018
French translation of claims
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Jan 11, 2018
Letter accompanying subsequently filed items
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Nov 2, 2017
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Intention to grant (signatures)
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Nov 2, 2017
Text intended for grant (clean copy)
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Nov 2, 2017
Aug 1, 2017
Amended claims with annotations
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Aug 1, 2017
Amended description with annotations
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Aug 1, 2017
Claims
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Aug 1, 2017
Description
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Aug 1, 2017
Jul 18, 2017
Annex to the communication
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Jul 18, 2017
Communication from the Examining Division
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Jul 11, 2017
Examination started
Search/Exam
Apr 18, 2017
Feb 17, 2014
Submission concerning representation
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Mar 19, 2013
Mar 12, 2013
Feb 8, 2013
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Amended claims with annotations
Search/Exam
Feb 8, 2013
Amendments received before examination
Search/Exam
Aug 13, 2012
Jul 12, 2012
Letter concerning fees and payments
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Jul 10, 2012
Jul 10, 2012
European search opinion
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Jul 10, 2012
European search report
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May 23, 2012
Notification of forthcoming publication
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Jan 26, 2012
Letter concerning the priority
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Jan 26, 2012
Priority document
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Dec 13, 2011
Abstract
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Dec 13, 2011
Dec 13, 2011
Claims
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Dec 13, 2011
Description
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Dec 13, 2011
Designation of inventor
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Dec 13, 2011
Designation of inventor
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Dec 13, 2011
Designation of inventor
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Dec 13, 2011
Designation of inventor
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Dec 13, 2011
Drawings
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Dec 13, 2011
Request for grant of a European patent
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