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The patent EP2749208 was granted to Canon Kabushiki Kaisha on Aug 3, 2022. The application was originally filed on Dec 3, 2013 under application number EP13195412A. 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.
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | JP2005021580 |
| OPPOSITION | EP0646263 |
| OPPOSITION | EP1493380 |
| OPPOSITION | JP2005021580 |
| OPPOSITION | JP2012075464 |
| OPPOSITION | US2003053668 |
| OPPOSITION | US2004220465 |
| OPPOSITION | US2010049044 |
| OPPOSITION | US2010179413 |
| OPPOSITION | US5042077 |
| OPPOSITION | US5797397 |
| OPPOSITION | WO2012014390 |
| OPPOSITION | WO2013056089 |
| SEARCH | EP1493380 |
| SEARCH | JP2012075464 |
| SEARCH | US2003053668 |
| SEARCH | US2004220465 |
| SEARCH | US2010049044 |
| SEARCH | US5042077 |
| SEARCH | US5797397 |
| SEARCH | WO2012014390 |
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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Decision to grant a European patent
Search/Exam
Mar 8, 2019
(Electronic) Receipt
Search/Exam
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French translation of claims
Search/Exam
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German translation of the claims
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Letter accompanying subsequently filed items
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Intention to grant (signatures)
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Text intended for grant (clean copy)
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Examination started
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Dec 29, 2014
(Electronic) Receipt
Search/Exam
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Amended claims with annotations
Search/Exam
Dec 29, 2014
Amended claims with annotations
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Amendments received before examination
Search/Exam
Dec 29, 2014
Letter accompanying subsequently filed items
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Jul 7, 2014
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Notification of forthcoming publication
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European search opinion
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European search report
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Mar 17, 2014
Search started
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Communication to designated inventor
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Communication to designated inventor
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Dec 3, 2013
Abstract
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Claims
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Dec 3, 2013
Description
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Dec 3, 2013
Designation of inventor
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Dec 3, 2013
Designation of inventor
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Dec 3, 2013
Drawings
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Dec 3, 2013
Request for grant of a European patent
Search/Exam