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The patent EP3080078 was granted to Evonik Degussa on Jun 7, 2017. The application was filed on Dec 10, 2014 under application number EP14815617A. 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 |
|---|---|---|---|
| BASF | Jan 12, 2018 | BASF ASSOCIATION | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | CN101648892 |
| DESCRIPTION | US2433395 |
| DESCRIPTION | US2433396 |
| DESCRIPTION | US2498318 |
| DESCRIPTION | US2502618 |
| DESCRIPTION | US2505910 |
| DESCRIPTION | US2697722 |
| DESCRIPTION | US2727920 |
| DESCRIPTION | US4239696 |
| DESCRIPTION | US4433396 |
| DESCRIPTION | WO0031027 |
| DESCRIPTION | WO9834914 |
| INTERNATIONAL-SEARCH-REPORT | US2433396 |
| INTERNATIONAL-SEARCH-REPORT | US2697722 |
| INTERNATIONAL-SEARCH-REPORT | US2727920 |
| INTERNATIONAL-SEARCH-REPORT | WO9834914 |
| OPPOSITION | US2433396 |
| OPPOSITION | US2505910 |
| OPPOSITION | WO0031027 |
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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Oct 18, 2019
Oct 18, 2019
Oct 15, 2019
Aug 23, 2019
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Means of redress
OPPO
Jul 2, 2019
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Authorisation
OPPO
Apr 2, 2019
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Mar 26, 2019
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Claims
OPPO
Mar 21, 2019
Claims
OPPO
Mar 21, 2019
Claims
OPPO
Mar 21, 2019
Claims
OPPO
Mar 21, 2019
Claims
OPPO
Mar 21, 2019
Mar 21, 2019
Mar 21, 2019
Mar 21, 2019
Mar 18, 2019
Mar 18, 2019
Mar 18, 2019
Nov 19, 2018
Nov 15, 2018
Nov 9, 2018
Oct 30, 2018
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Jun 20, 2018
Jun 14, 2018
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Claims
OPPO
Jun 14, 2018
Claims
OPPO
Jun 14, 2018
Jun 14, 2018
Jun 7, 2018
Jun 7, 2018
Jun 1, 2018
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Feb 5, 2018
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Jan 18, 2018
Jan 12, 2018
Jan 12, 2018
Jan 12, 2018
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Jan 12, 2018
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Apr 13, 2017
Apr 10, 2017
Apr 10, 2017
Mar 28, 2017
(Electronic) Receipt
Search/Exam
Mar 28, 2017
Letter accompanying subsequently filed items
Search/Exam
Mar 28, 2017
Request for correction of client data
Search/Exam
Mar 16, 2017
Decision to grant a European patent
Search/Exam
Mar 1, 2017
(Electronic) Receipt
Search/Exam
Mar 1, 2017
Filing of the translations of the claims
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
Nov 4, 2016
Nov 4, 2016
Nov 4, 2016
Intention to grant (signatures)
Search/Exam
Nov 4, 2016
Text intended for grant (clean copy)
Search/Exam
Nov 4, 2016
Oct 10, 2016
Examination started
Search/Exam
Sep 21, 2016
Aug 18, 2016
Communication to designated inventor
Search/Exam
Aug 18, 2016
Communication to designated inventor
Search/Exam
Aug 18, 2016
Communication to designated inventor
Search/Exam
Aug 18, 2016
Communication to designated inventor
Search/Exam
Aug 18, 2016
Communication to designated inventor
Search/Exam
Jul 7, 2016
(Electronic) Receipt
Search/Exam
Jul 7, 2016
Abstract
Search/Exam
Jul 7, 2016
Jul 7, 2016
Amended claims with annotations
Search/Exam
Jul 7, 2016
Jul 7, 2016
Amended description with annotations
Search/Exam
Jul 7, 2016
Jul 7, 2016
Amendments received before examination
Search/Exam
Jul 7, 2016
Request for entry into the European phase
Search/Exam
Jun 28, 2016
Apr 22, 2016
Information on entry into European phase
Search/Exam
Feb 29, 2016
Feb 29, 2016
Notification of the recording of a change
Search/Exam
Jul 28, 2015
Jul 28, 2015
Jul 28, 2015
Notification of the recording of a change
Search/Exam
Jul 28, 2015
Notification of the recording of a change
Search/Exam
Jul 7, 2015
Jun 18, 2015
Copy of the international search report
Search/Exam
Jun 18, 2015
Published international application - A1
Search/Exam
Feb 24, 2015
Feb 24, 2015
Feb 24, 2015
Dec 10, 2014
(Electronic) Receipt
PCTRO
Dec 10, 2014
Abstract
PCTRO
Dec 10, 2014
Claims
PCTRO
Dec 10, 2014
Description
PCTRO
Dec 10, 2014
Drawings
PCTRO