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The patent EP2934413 was granted to Basf on Jul 5, 2017. The application was filed on Dec 20, 2013 under application number EP13820772A. The patent is currently recorded with a legal status of "Revoked".

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 |
|---|---|---|---|
| THE PROCTER & GAMBLE | Apr 5, 2018 | ELKINGTON AND FIFE | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | EP1621166 |
| INTERNATIONAL-SEARCH-REPORT | US2002095127 |
| INTERNATIONAL-SEARCH-REPORT | WO2010133529 |
| INTERNATIONAL-SEARCH-REPORT | WO2012048878 |
| OPPOSITION | EP1621165 |
| OPPOSITION | US2002102392 |
| OPPOSITION | US5030314 |
| OPPOSITION | US5433715 |
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
May 26, 2017
(Electronic) Receipt
Search/Exam
May 26, 2017
Filing of the translations of the claims
Search/Exam
May 26, 2017
French translation of claims
Search/Exam
May 26, 2017
German translation of the claims
Search/Exam
May 26, 2017
Letter accompanying subsequently filed items
Search/Exam
Jan 20, 2017
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Intention to grant (signatures)
Search/Exam
Jan 20, 2017
Text intended for grant (clean copy)
Search/Exam
Jan 20, 2017
Jan 10, 2017
Dec 22, 2016
(Electronic) Receipt
Search/Exam
Dec 22, 2016
Letter accompanying subsequently filed items
Search/Exam
Dec 22, 2016
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Intention to grant (signatures)
Search/Exam
Sep 6, 2016
Text intended for grant (clean copy)
Search/Exam
Sep 6, 2016
Aug 10, 2016
Examination started
Search/Exam
Mar 3, 2016
CDS Clean up - amended applicant details
Search/Exam
Mar 3, 2016
Feb 8, 2016
(Electronic) Receipt
Search/Exam
Feb 8, 2016
Letter accompanying subsequently filed items
Search/Exam
Feb 8, 2016
Reply to Written Opinion prepared by the EPO
Search/Exam
Jan 27, 2016
Refund of fees
Search/Exam
Sep 30, 2015
Aug 17, 2015
Aug 11, 2015
Letter which had not been notified
Search/Exam
Jul 28, 2015
Jul 24, 2015
Communication to designated inventor
Search/Exam
Jul 24, 2015
Communication to designated inventor
Search/Exam
Jul 24, 2015
Communication to designated inventor
Search/Exam
Jul 24, 2015
Communication to designated inventor
Search/Exam
Jul 7, 2015
Jun 25, 2015
(Electronic) Receipt
Search/Exam
Jun 25, 2015
Request for entry into the European phase
Search/Exam
May 4, 2015
Information on entry into European phase
Search/Exam
Jul 17, 2014
Jul 17, 2014
Jun 26, 2014
Copy of the international search report
Search/Exam
Jun 26, 2014
Published international application - A1
Search/Exam
Apr 29, 2014
Mar 21, 2014
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Dec 20, 2013
(Electronic) Receipt
PCTRO
Dec 20, 2013
Abstract
PCTRO
Dec 20, 2013
Claims
PCTRO
Dec 20, 2013
Description
PCTRO
Dec 20, 2013
Drawings
PCTRO
Dec 20, 2013