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The patent EP3373901 was granted to The Procter & Gamble on Jan 15, 2025. The application was filed on Nov 13, 2015 under application number EP15908087A. 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 |
|---|---|---|---|
| COLGATE PALMOLIVE | Sep 25, 2020 | SONNENHAUSER | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | WO0078270 |
| INTERNATIONAL-SEARCH-REPORT | WO2009100264 |
| INTERNATIONAL-SEARCH-REPORT | WO2009134657 |
| INTERNATIONAL-SEARCH-REPORT | WO2014088573 |
| OPPOSITION | US6436370 |
| OPPOSITION | WO0078270 |
| OPPOSITION | WO2009134657 |
| OPPOSITION | WO2017079957 |
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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Refund of fees
Search/Exam
Jun 3, 2024
Refund of fees
Search/Exam
May 31, 2024
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
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Appeal
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(Electronic) Receipt
Appeal
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Mar 7, 2023
(Electronic) Receipt
Appeal
Mar 7, 2023
Mar 7, 2023
Reply to appeal
Appeal
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(Electronic) Receipt
Appeal
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Reply to appeal
Appeal
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
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Notice of appeal
Appeal
Aug 29, 2022
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(Electronic) Receipt
Appeal
Aug 23, 2022
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Notice of appeal
Appeal
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Nov 28, 2019
Decision to grant a European patent
Search/Exam
Nov 4, 2019
(Electronic) Receipt
Search/Exam
Nov 4, 2019
Filing of the translations of the claims
Search/Exam
Nov 4, 2019
French translation of claims
Search/Exam
Nov 4, 2019
German translation of the claims
Search/Exam
Nov 4, 2019
Letter accompanying subsequently filed items
Search/Exam
Jul 30, 2019
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Intention to grant (signatures)
Search/Exam
Jul 18, 2019
Text intended for grant (clean copy)
Search/Exam
Jul 18, 2019
Jun 12, 2019
(Electronic) Receipt
Search/Exam
Jun 12, 2019
Amended description with annotations
Search/Exam
Jun 12, 2019
Description
Search/Exam
Jun 12, 2019
Letter accompanying subsequently filed items
Search/Exam
Jun 12, 2019
Jun 11, 2019
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Intention to grant (signatures)
Search/Exam
Jun 11, 2019
Text intended for grant (clean copy)
Search/Exam
Jun 11, 2019
May 9, 2019
Examination started
Search/Exam
Nov 23, 2018
(Electronic) Receipt
Search/Exam
Nov 23, 2018
Nov 23, 2018
Amended claims with annotations
Search/Exam
Nov 23, 2018
Amendments received before examination
Search/Exam
Nov 23, 2018
Letter accompanying subsequently filed items
Search/Exam
Aug 22, 2018
Jun 20, 2018
Jun 18, 2018
Communication to designated inventor
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Jun 18, 2018
Communication to designated inventor
Search/Exam
Jun 18, 2018
Communication to designated inventor
Search/Exam
May 28, 2018
May 14, 2018
Supplementary International Search Report
Search/Exam
Apr 17, 2018
(Electronic) Receipt
Search/Exam
Apr 17, 2018
Request for entry into the European phase
Search/Exam
Mar 23, 2018
Information on entry into European phase
Search/Exam
Feb 7, 2018
Refund of fees
Search/Exam
Oct 11, 2017
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May 18, 2017
Copy of the international search report
Search/Exam
May 18, 2017
Published international application - A1
Search/Exam