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The patent EP3035909 was granted to Unilever on Jun 10, 2020. The application was filed on Jul 30, 2014 under application number EP14747004A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

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 | May 28, 2018 | P&G PATENT GERMANY | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | US2004202636 |
| INTERNATIONAL-SEARCH-REPORT | US2011305778 |
| INTERNATIONAL-SEARCH-REPORT | US5798121 |
| OPPOSITION | US2004202636 |
| OPPOSITION | US2010215775 |
| OPPOSITION | US5104645 |
| OPPOSITION | WO2013010706 |
| OPPOSITION | WO2014139757 |
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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OPPO
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Claims
OPPO
Jul 12, 2019
Claims
OPPO
Jul 12, 2019
Claims
OPPO
Jul 12, 2019
Claims
OPPO
Jul 12, 2019
Claims
OPPO
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Claims
OPPO
Oct 24, 2018
Claims
OPPO
Oct 24, 2018
Claims
OPPO
Oct 24, 2018
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Sep 1, 2017
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Decision to grant a European patent
Search/Exam
Jun 26, 2017
(Electronic) Receipt
Search/Exam
Jun 26, 2017
French translation of claims
Search/Exam
Jun 26, 2017
German translation of the claims
Search/Exam
Jun 26, 2017
Letter accompanying subsequently filed items
Search/Exam
May 17, 2017
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Intention to grant (signatures)
Search/Exam
Apr 18, 2017
Text intended for grant (clean copy)
Search/Exam
Apr 18, 2017
Mar 28, 2017
Examination started
Search/Exam
Sep 26, 2016
(Electronic) Receipt
Search/Exam
Sep 26, 2016
Sep 26, 2016
Amended claims with annotations
Search/Exam
Sep 26, 2016
Sep 26, 2016
Amended description with annotations
Search/Exam
Sep 26, 2016
Amendments received before examination
Search/Exam
Sep 26, 2016
Letter accompanying subsequently filed items
Search/Exam
Jun 1, 2016
Mar 31, 2016
Mar 29, 2016
Communication to designated inventor
Search/Exam
Mar 29, 2016
Communication to designated inventor
Search/Exam
Mar 22, 2016
Priority search results copy provided by EPO
Search/Exam
Mar 10, 2016
Jan 22, 2016
(Electronic) Receipt
Search/Exam
Jan 22, 2016
Request for entry into the European phase
Search/Exam
Jan 7, 2016
Information on entry into European phase
Search/Exam
Aug 26, 2015
Aug 26, 2015
Notification of the recording of a change
Search/Exam
Mar 17, 2015
Feb 26, 2015
Copy of the international search report
Search/Exam
Feb 26, 2015
Published international application - A1
Search/Exam
Nov 19, 2014
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Jul 30, 2014
(Electronic) Receipt
PCTRO
Jul 30, 2014
Abstract
PCTRO
Jul 30, 2014
Claims
PCTRO
Jul 30, 2014
Description
PCTRO
Jul 30, 2014