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The patent EP3265051 was granted to Naos LES Laboratoires on Jun 24, 2020. The application was filed on Mar 7, 2016 under application number EP16711877A. 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 |
|---|---|---|---|
| BASF | Mar 24, 2021 | MAIWALD | ADMISSIBLE |
| WARD WILDING | Mar 24, 2021 | HASELTINE LAKE KEMPNER | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | DE102011078101 |
| DESCRIPTION | DE19846772 |
| DESCRIPTION | DE29714940U |
| DESCRIPTION | EP1093798 |
| DESCRIPTION | EP1477159 |
| DESCRIPTION | EP2092928 |
| DESCRIPTION | EP2732804 |
| DESCRIPTION | US6881415 |
| INTERNATIONAL-SEARCH-REPORT | DE19501188 |
| INTERNATIONAL-SEARCH-REPORT | DE19846772 |
| INTERNATIONAL-SEARCH-REPORT | DE4426952 |
| INTERNATIONAL-SEARCH-REPORT | EP1093798 |
| INTERNATIONAL-SEARCH-REPORT | EP1477159 |
| INTERNATIONAL-SEARCH-REPORT | EP2732804 |
| INTERNATIONAL-SEARCH-REPORT | US6881415 |
| INTERNATIONAL-SEARCH-REPORT | US8486425 |
| OPPOSITION | DE10155963 |
| OPPOSITION | DE10212829 |
| OPPOSITION | DE10235422 |
| OPPOSITION | DE2163541 |
| OPPOSITION | DE4426952 |
| OPPOSITION | EP0974333 |
| OPPOSITION | EP0976384 |
| OPPOSITION | GB2308063 |
| OPPOSITION | US2004096404 |
| OPPOSITION | US7329636 |
| OPPOSITION | US8486425 |
| OPPOSITION | WO2007148292 |
| OPPOSITION | WO2010069995 |
| OPPOSITION | WO9622070 |
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
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English translation of the claims
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May 15, 2020
Filing of the translations of the claims
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German translation of the claims
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May 15, 2020
Letter accompanying subsequently filed items
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Claims
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Letter accompanying subsequently filed items
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Nov 14, 2019
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Mar 18, 2019
Citation for the examination procedure
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Letter accompanying subsequently filed items
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Annex to the communication
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Nov 19, 2018
Communication from the Examining Division
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Nov 12, 2018
Examination started
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May 29, 2018
(Electronic) Receipt
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Amended claims with annotations
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May 29, 2018
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Letter accompanying subsequently filed items
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Priority search results copy provided by EPO
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Nov 6, 2017
Communication to designated inventor
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Sep 25, 2017
Aug 31, 2017
(Electronic) Receipt
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Aug 31, 2017
Request for entry into the European phase
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Aug 7, 2017
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Notification of the recording of a change
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Jul 19, 2017
Information on entry into European phase
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Oct 6, 2016
Sep 15, 2016
Copy of the international search report
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Sep 15, 2016
Copy of the international search report
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Sep 15, 2016
Published international application - A1
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ISR: cited documents
PCTISA
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Abstract
PCTISA
Mar 7, 2016
Claims
PCTISA
Mar 7, 2016
Description
PCTISA
Mar 7, 2016
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