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The patent EP3041374 was granted to Schweitzer Mauduit on Dec 18, 2019. The application was filed on Sep 5, 2014 under application number EP14781973A. 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 |
|---|---|---|---|
| JULIUS GLATZ | Sep 18, 2020 | SCHON | - |
| MIQUEL Y COSTAS & MIQUEL | Sep 17, 2020 | UNGRIA LOPEZ | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US6676806 |
| EXAMINATION | EP0758695 |
| EXAMINATION | EP1044719 |
| EXAMINATION | US5570707 |
| EXAMINATION | US6676806 |
| EXAMINATION | WO2012061249 |
| INTERNATIONAL-SEARCH-REPORT | EP2462821 |
| INTERNATIONAL-SEARCH-REPORT | EP2578093 |
| INTERNATIONAL-SEARCH-REPORT | EP2628400 |
| INTERNATIONAL-SEARCH-REPORT | US3025861 |
| INTERNATIONAL-SEARCH-REPORT | WO2010043475 |
| OPPOSITION | EP0758532 |
| OPPOSITION | EP0758695 |
| OPPOSITION | EP0981971 |
| OPPOSITION | EP1044719 |
| OPPOSITION | US2011088704 |
| OPPOSITION | US2014137880 |
| OPPOSITION | US4104431 |
| OPPOSITION | US4548677 |
| OPPOSITION | US4857126 |
| OPPOSITION | US5570707 |
| OPPOSITION | US5654039 |
| OPPOSITION | US7833915 |
| OPPOSITION | WO2012012152 |
| OPPOSITION | WO2013013786 |
| OPPOSITION | WO2015035137 |
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.
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Decision to grant a European patent
Search/Exam
Nov 5, 2019
(Electronic) Receipt
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Nov 5, 2019
French translation of claims
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Nov 5, 2019
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Amended claims with annotations
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Description
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Feb 28, 2019
Letter accompanying subsequently filed items
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Feb 28, 2019
Jan 15, 2019
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Letter accompanying subsequently filed items
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Aug 21, 2018
Communication from the Examining Division
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Mar 5, 2018
(Electronic) Receipt
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Mar 5, 2018
Amended claims with annotations
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Mar 5, 2018
Claims
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Mar 5, 2018
Letter accompanying subsequently filed items
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Mar 5, 2018
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Oct 25, 2017
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Oct 18, 2017
Examination started
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Communication to designated inventor
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Mar 30, 2016
(Electronic) Receipt
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Request for entry into the European phase
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Notification of the recording of a change
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Jan 15, 2016
Information on entry into European phase
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Mar 31, 2015
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Copy of the international search report
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Mar 12, 2015
Published international application - A1
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Jan 23, 2015
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Nov 17, 2014
Annex
PCTISA
Oct 3, 2014
Abstract
PCTISA
Oct 3, 2014
Annex
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Claims
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Oct 3, 2014
Description
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Oct 3, 2014
Drawings
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