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The patent EP3355894 was granted to Kimberly Clark Worldwide on Apr 24, 2024. The application was filed on Sep 29, 2015 under application number EP15905564A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

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 |
|---|---|---|---|
| RECKITT BENCKISER | Jan 24, 2025 | PAREDES ROJAS | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US4326052 |
| DESCRIPTION | US4326053 |
| DESCRIPTION | US4377636 |
| DESCRIPTION | US4385123 |
| DESCRIPTION | US4563366 |
| EXAMINATION | EP1911454 |
| EXAMINATION | WO2006053170 |
| INTERNATIONAL-SEARCH-REPORT | CN102870987 |
| INTERNATIONAL-SEARCH-REPORT | US2012201796 |
| INTERNATIONAL-SEARCH-REPORT | US6964949 |
| INTERNATIONAL-SEARCH-REPORT | WO9729763 |
| OPPOSITION | CA2942424 |
| OPPOSITION | CN101411714 |
| OPPOSITION | CN1562049 |
| OPPOSITION | US2006105963 |
| SEARCH | EP1946760 |
| SEARCH | WO2015135470 |
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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May 8, 2024
Mar 28, 2024
Decision to grant a European patent
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Mar 22, 2024
Mar 18, 2024
(Electronic) Receipt
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Mar 18, 2024
Filing of the translations of the claims
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Mar 18, 2024
French translation of claims
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Mar 18, 2024
German translation of the claims
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Mar 18, 2024
Letter accompanying subsequently filed items
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Dec 20, 2023
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Dec 20, 2023
Intention to grant (signatures)
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Dec 20, 2023
Text intended for grant (clean copy)
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Dec 20, 2023
Nov 29, 2023
(Electronic) Receipt
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Nov 29, 2023
Amended claims with annotations
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Nov 29, 2023
Claims
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Nov 29, 2023
Letter accompanying subsequently filed items
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Nov 29, 2023
Jul 24, 2023
Annex to the communication
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Jul 24, 2023
Communication from the Examining Division
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Feb 9, 2023
(Electronic) Receipt
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Feb 9, 2023
Amended claims with annotations
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Feb 9, 2023
Amended description with annotations
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Feb 9, 2023
Claims
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Feb 9, 2023
Description
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Feb 9, 2023
Letter accompanying subsequently filed items
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Feb 9, 2023
Oct 18, 2022
Annex to the communication
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Oct 18, 2022
Communication from the Examining Division
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Aug 11, 2021
(Electronic) Receipt
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Aug 11, 2021
Amended claims with annotations
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Aug 11, 2021
Claims
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Aug 11, 2021
Letter accompanying subsequently filed items
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Aug 11, 2021
May 4, 2021
Annex to the communication
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May 4, 2021
Communication from the Examining Division
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Dec 18, 2020
(Electronic) Receipt
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Dec 18, 2020
Amended claims with annotations
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Dec 18, 2020
Amended description with annotations
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Dec 18, 2020
Claims
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Dec 18, 2020
Description
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Dec 18, 2020
Letter accompanying subsequently filed items
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Dec 18, 2020
Oct 26, 2020
Oct 20, 2020
(Electronic) Receipt
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Oct 20, 2020
Letter accompanying subsequently filed items
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Jun 10, 2020
Annex to the communication
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Jun 10, 2020
Communication from the Examining Division
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Jun 4, 2020
Examination started
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Nov 26, 2019
(Electronic) Receipt
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Nov 26, 2019
Nov 26, 2019
Amended claims with annotations
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Nov 26, 2019
Amendments received before examination
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Nov 26, 2019
Letter accompanying subsequently filed items
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May 16, 2019
Apr 29, 2019
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Apr 29, 2019
European search opinion
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Apr 29, 2019
Information on Search Strategy
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Apr 29, 2019
Supplementary European search report
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Apr 16, 2019
Search started
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Jul 11, 2018
Jul 10, 2018
Communication to designated inventor
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Jul 3, 2018
(Electronic) Receipt
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Jul 3, 2018
Letter accompanying subsequently filed items
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Jul 3, 2018
Letter concerning the inventor
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Jun 4, 2018
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Letter which had not been notified
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May 4, 2018
Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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May 4, 2018
Communication to designated inventor
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Communication to designated inventor
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May 4, 2018
Communication to designated inventor
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Apr 30, 2018
(Electronic) Receipt
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Apr 30, 2018
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Letter accompanying subsequently filed items
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Apr 30, 2018
Apr 18, 2018
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(Electronic) Receipt
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Apr 13, 2018
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Amended claims with annotations
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Apr 13, 2018
Request for entry into the European phase
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Feb 9, 2018
Information on entry into European phase
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Apr 6, 2017
Copy of the international search report
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Apr 6, 2017
Published international application - A1
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