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The patent EP3172299 was granted to The Procter & Gamble on Sep 25, 2019. The application was filed on Jul 23, 2015 under application number EP15745086A. 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 |
|---|---|---|---|
| UNILEVER UNILEVER | Jun 23, 2020 | OATES | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US2004038851 |
| DESCRIPTION | US2004065208 |
| DESCRIPTION | US2004204337 |
| DESCRIPTION | US2005003980 |
| DESCRIPTION | US2007275866 |
| DESCRIPTION | US2013109612 |
| DESCRIPTION | US4137180 |
| DESCRIPTION | US5296622 |
| DESCRIPTION | US5759990 |
| DESCRIPTION | US6413920 |
| INTERNATIONAL-SEARCH-REPORT | EP1352948 |
| INTERNATIONAL-SEARCH-REPORT | EP2284250 |
| INTERNATIONAL-SEARCH-REPORT | US4199464 |
| INTERNATIONAL-SEARCH-REPORT | WO2012076432 |
| OPPOSITION | JP3174420B |
| OPPOSITION | US2012252716 |
| OPPOSITION | US2013310301 |
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 7, 2019
Aug 29, 2019
Decision to grant a European patent
Search/Exam
Aug 15, 2019
(Electronic) Receipt
Search/Exam
Aug 15, 2019
French translation of claims
Search/Exam
Aug 15, 2019
German translation of the claims
Search/Exam
Aug 15, 2019
Letter accompanying subsequently filed items
Search/Exam
Jul 30, 2019
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Intention to grant (signatures)
Search/Exam
Apr 16, 2019
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Search/Exam
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Intention to grant (signatures)
Search/Exam
Sep 26, 2018
Text intended for grant (clean copy)
Search/Exam
Sep 26, 2018
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(Electronic) Receipt
Search/Exam
Aug 21, 2018
Letter accompanying subsequently filed items
Search/Exam
Aug 21, 2018
Aug 6, 2018
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Intention to grant (signatures)
Search/Exam
Aug 6, 2018
Text intended for grant (clean copy)
Search/Exam
Aug 6, 2018
Jul 19, 2018
Jun 15, 2018
Examination started
Search/Exam
Mar 12, 2018
Mar 5, 2018
Sep 8, 2017
(Electronic) Receipt
Search/Exam
Sep 8, 2017
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Amended claims with annotations
Search/Exam
Sep 8, 2017
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Amended description with annotations
Search/Exam
Sep 8, 2017
Amendments received before examination
Search/Exam
Sep 8, 2017
Amendments received before examination
Search/Exam
Sep 8, 2017
Letter accompanying subsequently filed items
Search/Exam
May 4, 2017
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Communication to designated inventor
Search/Exam
Feb 28, 2017
Communication to designated inventor
Search/Exam
Feb 28, 2017
Communication to designated inventor
Search/Exam
Feb 28, 2017
Communication to designated inventor
Search/Exam
Feb 28, 2017
Communication to designated inventor
Search/Exam
Feb 28, 2017
Communication to designated inventor
Search/Exam
Feb 28, 2017
Communication to designated inventor
Search/Exam
Feb 8, 2017
Refund order of filing/examination fee
Search/Exam
Jan 30, 2017
Jan 30, 2017
Jan 5, 2017
(Electronic) Receipt
Search/Exam
Jan 5, 2017
Request for entry into the European phase
Search/Exam
Dec 2, 2016
Information on entry into European phase
Search/Exam
Jul 5, 2016
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Mar 14, 2016
Notification of election of EPO
Search/Exam
Mar 10, 2016
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Annex
PCT2
Feb 23, 2016
PCT demand form
PCT2
Feb 23, 2016
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Jan 28, 2016
Copy of the international search report
Search/Exam
Jan 28, 2016
Published international application - A1
Search/Exam
Oct 13, 2015
ISR: cited documents
PCTISA
Oct 9, 2015
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Abstract
PCTISA
Aug 3, 2015
Annex
PCTISA
Aug 3, 2015
Claims
PCTISA
Aug 3, 2015
Description
PCTISA
Aug 3, 2015