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The patent EP2843636 was granted to EI Technology on Jun 13, 2018. The application was filed on Aug 20, 2014 under application number EP14181557A. 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 |
|---|---|---|---|
| HEKATRON VERTRIEBS | Mar 13, 2019 | - | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP1501060 |
| DESCRIPTION | EP1903523 |
| DESCRIPTION | EP1906371 |
| DESCRIPTION | EP2575114 |
| DESCRIPTION | EP2581891 |
| DESCRIPTION | JP2010033516 |
| DESCRIPTION | US5650770 |
| DESCRIPTION | WO2005001664 |
| EXAMINATION | EP1973077 |
| EXAMINATION | US2007028304 |
| EXAMINATION | US2008197204 |
| OPPOSITION | DE69914784T |
| OPPOSITION | EP1501060 |
| OPPOSITION | EP1845499 |
| OPPOSITION | EP1903523 |
| OPPOSITION | EP1906371 |
| OPPOSITION | EP1973077 |
| OPPOSITION | EP2575114 |
| OPPOSITION | EP2581891 |
| OPPOSITION | GB2466546 |
| OPPOSITION | JP2009199508 |
| OPPOSITION | JP2010033516 |
| OPPOSITION | US2007028304 |
| OPPOSITION | US2007096901 |
| OPPOSITION | US2008084291 |
| OPPOSITION | US2008197204 |
| OPPOSITION | US5650770 |
| OPPOSITION | WO2005001664 |
| SEARCH | EP1845499 |
| SEARCH | EP2581891 |
| SEARCH | GB2466546 |
| SEARCH | JP2009199508 |
| SEARCH | US2007096901 |
| SEARCH | US2008084291 |
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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OPPO
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Jun 25, 2018
May 17, 2018
Decision to grant a European patent
Search/Exam
May 1, 2018
(Electronic) Receipt
Search/Exam
May 1, 2018
Filing of the translations of the claims
Search/Exam
May 1, 2018
French translation of claims
Search/Exam
May 1, 2018
German translation of the claims
Search/Exam
May 1, 2018
Letter accompanying subsequently filed items
Search/Exam
Mar 22, 2018
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Intention to grant (signatures)
Search/Exam
Mar 22, 2018
Text intended for grant (clean copy)
Search/Exam
Mar 22, 2018
Jul 25, 2017
(Electronic) Receipt
Search/Exam
Jul 25, 2017
Amended claims with annotations
Search/Exam
Jul 25, 2017
Amended description with annotations
Search/Exam
Jul 25, 2017
Claims
Search/Exam
Jul 25, 2017
Description
Search/Exam
Jul 25, 2017
Letter accompanying subsequently filed items
Search/Exam
Jul 25, 2017
May 22, 2017
Submission concerning representation
Search/Exam
Apr 18, 2017
Apr 11, 2017
(Electronic) Receipt
Search/Exam
Apr 11, 2017
Letter accompanying subsequently filed items
Search/Exam
Apr 11, 2017
Feb 7, 2017
Annex to the communication
Search/Exam
Feb 7, 2017
Communication from the Examining Division
Search/Exam
Jan 31, 2017
Examination started
Search/Exam
Nov 2, 2015
Oct 20, 2015
Annexes in respect of a client data request
Search/Exam
Oct 20, 2015
Annexes in respect of a client data request
Search/Exam
Oct 20, 2015
Aug 12, 2015
(Electronic) Receipt
Search/Exam
Aug 12, 2015
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Amended claims with annotations
Search/Exam
Aug 12, 2015
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Amended description with annotations
Search/Exam
Aug 12, 2015
Amendments received before examination
Search/Exam
Aug 12, 2015
Letter accompanying subsequently filed items
Search/Exam
Mar 9, 2015
Feb 4, 2015
Notification of forthcoming publication
Search/Exam
Jan 29, 2015
Jan 29, 2015
European search opinion
Search/Exam
Jan 29, 2015
European search report
Search/Exam
Jan 14, 2015
Search started
Search/Exam
Nov 24, 2014
Oct 21, 2014
Oct 13, 2014
Communication to designated inventor
Search/Exam
Oct 13, 2014
Communication to designated inventor
Search/Exam
Oct 13, 2014
Communication to designated inventor
Search/Exam
Oct 13, 2014
Communication to designated inventor
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Oct 13, 2014
Communication to designated inventor
Search/Exam
Aug 20, 2014
Abstract
Search/Exam
Aug 20, 2014
Aug 20, 2014
Claims
Search/Exam
Aug 20, 2014
Description
Search/Exam
Aug 20, 2014
Designation of inventor
Search/Exam
Aug 20, 2014
Designation of inventor
Search/Exam
Aug 20, 2014
Designation of inventor
Search/Exam
Aug 20, 2014
Designation of inventor
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Aug 20, 2014
Designation of inventor
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Aug 20, 2014
Drawings
Search/Exam
Aug 20, 2014
General authorisation
Search/Exam
Aug 20, 2014
Request for grant of a European patent
Search/Exam