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The patent EP2935595 was granted to Verbio Vereinigte Bioenergie on Apr 8, 2020. The application was filed on Dec 16, 2013 under application number EP13807989A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

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 |
|---|---|---|---|
| FRAUNHOFER GESELLSCHAFT ZUR FORDERUNG DER ANGEWANDTEN FORSCHUNG EV | Jan 7, 2021 | RAUSCHENBACH | WITHDRAWN |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | DE2543939 |
| DESCRIPTION | DE4414459 |
| DESCRIPTION | DE7901636U |
| DESCRIPTION | EP0377832 |
| DESCRIPTION | WO2006042551 |
| DESCRIPTION | WO2009000305 |
| DESCRIPTION | WO2009016082 |
| EXAMINATION | WO2006042551 |
| EXAMINATION | WO2009000305 |
| INTERNATIONAL-SEARCH-REPORT | DE102008024388 |
| INTERNATIONAL-SEARCH-REPORT | EP1978086 |
| INTERNATIONAL-SEARCH-REPORT | WO0160752 |
| OPPOSITION | EP1978086 |
| OPPOSITION | WO0160752 |
| OPPOSITION | WO2006042551 |
| OTHER | WO2006042551 |
| OTHER | WO2009000305 |
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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Apr 21, 2020
Mar 12, 2020
Decision to grant a European patent
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Mar 3, 2020
(Electronic) Receipt
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Mar 3, 2020
English translation of the claims
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Mar 3, 2020
Filing of the translations of the claims
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Mar 3, 2020
French translation of claims
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Mar 3, 2020
Letter accompanying subsequently filed items
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Oct 24, 2019
Oct 24, 2019
Oct 24, 2019
Intention to grant (signatures)
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Oct 24, 2019
Text intended for grant (clean copy)
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Oct 24, 2019
Jun 18, 2019
(Electronic) Receipt
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Jun 18, 2019
Amended description with annotations
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Jun 18, 2019
Description
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Jun 18, 2019
Letter accompanying subsequently filed items
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Jun 18, 2019
Mar 8, 2019
Annex to the communication
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Mar 8, 2019
Communication from the Examining Division
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Nov 27, 2018
(Electronic) Receipt
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Nov 27, 2018
Amended claims with annotations
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Nov 27, 2018
Claims
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Nov 27, 2018
Letter accompanying subsequently filed items
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Nov 27, 2018
Sep 17, 2018
Sep 11, 2018
(Electronic) Receipt
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Sep 11, 2018
Letter accompanying subsequently filed items
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Sep 11, 2018
May 17, 2018
Annex to the communication
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May 17, 2018
Communication from the Examining Division
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Feb 7, 2018
(Electronic) Receipt
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Feb 7, 2018
Amended claims with annotations
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Feb 7, 2018
Claims
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Feb 7, 2018
Letter accompanying subsequently filed items
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Feb 7, 2018
Dec 12, 2017
Dec 6, 2017
(Electronic) Receipt
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Dec 6, 2017
Letter accompanying subsequently filed items
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Dec 6, 2017
Jul 28, 2017
Annex to the communication
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Jul 28, 2017
Communication from the Examining Division
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Jul 21, 2017
Examination started
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Apr 18, 2017
Apr 18, 2017
Apr 11, 2017
(Electronic) Receipt
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Apr 11, 2017
Letter accompanying subsequently filed items
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Apr 11, 2017
Non-patent literature filed by a third party
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Apr 11, 2017
Observations by third parties
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Apr 11, 2017
Patent document filed by a Third party
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Apr 11, 2017
Patent document filed by a Third party
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Jun 10, 2016
Submission concerning representation
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Jun 10, 2016
Submission concerning representation
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Mar 24, 2016
(Electronic) Receipt
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Mar 24, 2016
Letter accompanying subsequently filed items
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Mar 24, 2016
Priority search results
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Mar 24, 2016
Priority search results
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Mar 24, 2016
Priority search results
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Mar 24, 2016
Priority search results
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Mar 24, 2016
Priority search results
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Mar 24, 2016
Mar 11, 2016
Feb 8, 2016
(Electronic) Receipt
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Feb 8, 2016
Feb 8, 2016
Amended claims with annotations
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Feb 8, 2016
Amendments received before examination
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Feb 8, 2016
Letter accompanying subsequently filed items
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Dec 7, 2015
Dec 2, 2015
Dec 2, 2015
Communication to designated inventor
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Nov 26, 2015
(Electronic) Receipt
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Nov 26, 2015
(Electronic) Receipt
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Nov 26, 2015
Letter accompanying subsequently filed items
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Nov 26, 2015
Letter accompanying subsequently filed items
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Nov 26, 2015
Letter concerning the inventor
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Nov 26, 2015
Sep 30, 2015
Aug 17, 2015
Aug 10, 2015
Letter which had not been notified
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Jul 28, 2015
Jul 24, 2015
Communication to designated inventor
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Jul 24, 2015
Communication to designated inventor
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Jul 24, 2015
Communication to designated inventor
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Jul 24, 2015
Communication to designated inventor
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Jul 24, 2015
Communication to designated inventor
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Jul 24, 2015
Communication to designated inventor
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Jul 15, 2015
(Electronic) Receipt
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Jul 15, 2015
Request for entry into the European phase
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Jul 7, 2015
May 4, 2015
Information on entry into European phase
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Oct 30, 2014
Copy of the international search report
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Oct 30, 2014
Copy of the international search report
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Oct 30, 2014
Sep 4, 2014
Sep 4, 2014
Sep 4, 2014
Jul 17, 2014
Jun 26, 2014
Published international application - A2
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Dec 16, 2013
(Electronic) Receipt
PCTRO
Dec 16, 2013
Abstract
PCTRO
Dec 16, 2013
Claims
PCTRO
Dec 16, 2013
Description
PCTRO
Dec 16, 2013
Drawings
PCTRO