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The patent EP2711092 was granted to Adolf Wrth on Apr 19, 2017. The application was filed on Sep 9, 2013 under application number EP13183512A. The patent is currently recorded with a legal status of "Opposition Rejected".

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 |
|---|---|---|---|
| DR HIELSCHER | Jan 19, 2018 | GULDE & PARTNER | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | DE102009048779 |
| DESCRIPTION | EP1079509 |
| DESCRIPTION | US4868445 |
| DESCRIPTION | US6819027 |
| DESCRIPTION | WO2009052644 |
| EXAMINATION | CN102364336 |
| EXAMINATION | CN201304720Y |
| EXAMINATION | DE4233318 |
| EXAMINATION | JPH11347030 |
| EXAMINATION | US2004256952 |
| EXAMINATION | US2005240127 |
| EXAMINATION | US2012078278 |
| EXAMINATION | US3947751 |
| OPPOSITION | CN102364336 |
| OPPOSITION | CN201304720Y |
| OPPOSITION | DE102009048779 |
| OPPOSITION | DE10250213 |
| OPPOSITION | DE4233318 |
| OPPOSITION | EP1079509 |
| OPPOSITION | JP2009285611 |
| OPPOSITION | JPH11347030 |
| OPPOSITION | US2004256952 |
| OPPOSITION | US2005007879 |
| OPPOSITION | US2005240127 |
| OPPOSITION | US2006001332 |
| OPPOSITION | US2006152112 |
| OPPOSITION | US2007046143 |
| OPPOSITION | US2011285244 |
| OPPOSITION | US2012078278 |
| OPPOSITION | US3947751 |
| OPPOSITION | US4868445 |
| OPPOSITION | US6819027 |
| OPPOSITION | US7211927 |
| OPPOSITION | WO2009052644 |
| OTHER | DE10250213 |
| OTHER | DE4233318 |
| OTHER | JP2009285611 |
| OTHER | US7211927 |
| SEARCH | DE10250213 |
| SEARCH | US2005007879 |
| SEARCH | US2006001332 |
| SEARCH | US2006152112 |
| SEARCH | US2007046143 |
| SEARCH | US2011285244 |
| SEARCH | WO2009052644 |
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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Decision to grant a European patent
Search/Exam
Mar 21, 2017
Mar 8, 2017
Letter concerning fees and payments
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Mar 8, 2017
Payment of fees and costs
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Mar 8, 2017
Payment of fees and costs
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Feb 23, 2017
English translation of the claims
Search/Exam
Feb 23, 2017
Filing of the translations of the claims
Search/Exam
Feb 23, 2017
French translation of claims
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Feb 23, 2017
Payment of fees and costs
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Jan 24, 2017
Dec 15, 2016
Annexes in respect of a client data request
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Dec 15, 2016
Payment of fees and costs
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Intention to grant (signatures)
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Nov 2, 2016
Text intended for grant (clean copy)
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Annex to the communication
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Mar 14, 2016
Communication from the Examining Division
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Jul 29, 2015
Amended claims with annotations
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Jul 29, 2015
Claims
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May 18, 2015
Annex to the communication
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May 18, 2015
Communication from the Examining Division
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May 7, 2015
Examination started
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Feb 6, 2015
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(Electronic) Receipt
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Jan 29, 2015
Letter accompanying subsequently filed items
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Jan 29, 2015
Observations by third parties
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Patent document filed by a Third party
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Patent document filed by a Third party
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Patent document filed by a Third party
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Patent document filed by a Third party
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Patent document filed by a Third party
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Aug 27, 2014
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Amended claims with annotations
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Amended description with annotations
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Aug 27, 2014
Amendments received before examination
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Aug 27, 2014
Letter concerning fees and payments
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Aug 27, 2014
Payment of fees and costs
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Observations by third parties
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Jun 10, 2014
Patent document filed by a Third party
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Mar 31, 2014
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Notification of forthcoming publication
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Jan 28, 2014
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European search opinion
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Jan 28, 2014
European search report
Search/Exam
Jan 20, 2014
Search started
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Nov 4, 2013
Communication to designated inventor
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Nov 4, 2013
Communication to designated inventor
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Oct 16, 2013
Letter concerning the priority
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Oct 16, 2013
Priority document
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Sep 9, 2013
Abstract
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Sep 9, 2013
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Claims
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Sep 9, 2013
Description
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Sep 9, 2013
Designation of inventor
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Sep 9, 2013
Designation of inventor
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Sep 9, 2013
Drawings
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Sep 9, 2013
Priority search results
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Sep 9, 2013
Request for grant of a European patent
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