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The patent EP2468609 was granted to Tesla on Nov 11, 2020. The application was filed on Dec 19, 2011 under application number EP11009950A. 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 |
|---|---|---|---|
| BENTELER AUTOMOBILTECHNIK | Jan 12, 2018 | OSTERHOFF | - |
| RACHFAHL | Jan 12, 2018 | KAYSER | ADMISSIBLE |
| DYSON TECHNOLOGY | Jan 11, 2018 | MACPHERSON | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US6676200 |
| DESCRIPTION | US6793274 |
| DESCRIPTION | US7090293 |
| DESCRIPTION | US8007032 |
| OPPOSITION | CA2753114 |
| OPPOSITION | DE102008024291 |
| OPPOSITION | DE102009028920 |
| OPPOSITION | DE202011104492U |
| OPPOSITION | DE4446257 |
| OPPOSITION | EP2072308 |
| OPPOSITION | EP2332761 |
| OPPOSITION | EP2402191 |
| OPPOSITION | EP2468609 |
| OPPOSITION | EP2528135 |
| OPPOSITION | FR2944497 |
| OPPOSITION | KR100391604B |
| OPPOSITION | US2009021052 |
| OPPOSITION | US2009226806 |
| OPPOSITION | US2010307848 |
| OPPOSITION | US2011174556 |
| OPPOSITION | US5501289 |
| OPPOSITION | US6227322 |
| OPPOSITION | US7610978 |
| OPPOSITION | US8268469 |
| OPPOSITION | WO2010098271 |
| OPPOSITION | WO2011007501 |
| OPPOSITION | WO2011061571 |
| SEARCH | US2009021052 |
| SEARCH | US2009226806 |
| SEARCH | US2010307848 |
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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Description
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(Electronic) Receipt
Search/Exam
May 16, 2017
Request for correction of the publication
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May 11, 2017
Submission concerning representation
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Mar 16, 2017
Decision to grant a European patent
Search/Exam
Mar 1, 2017
(Electronic) Receipt
Search/Exam
Mar 1, 2017
French translation of claims
Search/Exam
Mar 1, 2017
German translation of the claims
Search/Exam
Mar 1, 2017
Letter accompanying subsequently filed items
Search/Exam
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Intention to grant (signatures)
Search/Exam
Dec 9, 2016
Text intended for grant (clean copy)
Search/Exam
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Dec 6, 2016
(Electronic) Receipt
Search/Exam
Dec 6, 2016
Letter concerning fees and payments
Search/Exam
Nov 25, 2016
Nov 11, 2016
(Electronic) Receipt
Search/Exam
Nov 11, 2016
Amended claims with annotations
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Nov 11, 2016
Claims
Search/Exam
Nov 11, 2016
Letter accompanying subsequently filed items
Search/Exam
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Translation of the claims
Search/Exam
Nov 11, 2016
Translation of the claims
Search/Exam
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Intention to grant (signatures)
Search/Exam
Jul 12, 2016
Text intended for grant (clean copy)
Search/Exam
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Apr 27, 2016
Examination started
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Feb 17, 2016
(Electronic) Receipt
Search/Exam
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Amended claims with annotations
Search/Exam
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Amended description with annotations
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Search/Exam
Feb 17, 2016
Letter accompanying subsequently filed items
Search/Exam
Dec 7, 2015
Payment of fees and costs
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Dec 7, 2015
Payment of fees and costs
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Sep 7, 2015
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European search opinion
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European search report
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Jul 22, 2015
Search started
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Nov 19, 2013
Submission concerning representation
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Jul 15, 2013
Jul 9, 2013
General enquiry
Search/Exam
Apr 18, 2013
Letter concerning the inventor
Search/Exam
Jan 25, 2013
Communication to designated inventor
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Communication to designated inventor
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Jan 10, 2013
Letter concerning the inventor
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Submission concerning representation
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Notification of forthcoming publication
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Letter concerning the inventor
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Letter which had not been notified
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May 2, 2012
Modified abstract
Search/Exam
Mar 6, 2012
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Dec 19, 2011
Abstract
Search/Exam
Dec 19, 2011
Claims
Search/Exam
Dec 19, 2011
Description
Search/Exam
Dec 19, 2011
Designation of inventor
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Dec 19, 2011
Drawings
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Dec 19, 2011
Request for grant of a European patent
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