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The patent EP3239373 was granted to Sanko Tekstil Isletmeleri SAN VE TIC on Jul 23, 2025. The application was filed on Apr 27, 2016 under application number EP16167320A. 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 |
|---|---|---|---|
| TROESCH SCHEIDEGGER WERNER | May 5, 2021 | SCHMID | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US2013048140 |
| DESCRIPTION | US2015038042 |
| OPPOSITION | DE19913609 |
| OPPOSITION | EP2539493 |
| OPPOSITION | JPH03269185 |
| OPPOSITION | JPH09279483 |
| OPPOSITION | US2004048541 |
| OPPOSITION | WO2008020187 |
| SEARCH | JPH09279483 |
| SEARCH | WO2008020187 |
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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Description
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Refund of fees
Appeal
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Refund of fees
Search/Exam
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
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Withdrawal of an appeal
Appeal
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Reply to appeal
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Reply to appeal
Appeal
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Communication of amended entries
Search/Exam
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Communication of amended entries
Search/Exam
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(Electronic) Receipt
Appeal
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Notice of appeal
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Authorisation
OPPO
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Aug 17, 2020
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Decision to grant a European patent
Search/Exam
Jun 29, 2020
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Search/Exam
Jun 29, 2020
Filing of the translations of the claims
Search/Exam
Jun 29, 2020
French translation of claims
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Jun 29, 2020
German translation of the claims
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Jun 29, 2020
Letter accompanying subsequently filed items
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Intention to grant (signatures)
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Apr 24, 2020
Text intended for grant (clean copy)
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Apr 24, 2020
Dec 12, 2019
(Electronic) Receipt
Search/Exam
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Amended claims with annotations
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Amended description with annotations
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Dec 12, 2019
Claims
Search/Exam
Dec 12, 2019
Description
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Dec 12, 2019
Letter accompanying subsequently filed items
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Letter accompanying subsequently filed items
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Oct 10, 2019
Letter accompanying subsequently filed items
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Oct 10, 2019
Jun 7, 2019
Annex to the communication
Search/Exam
Jun 7, 2019
Communication from the Examining Division
Search/Exam
May 29, 2019
Examination started
Search/Exam
Apr 30, 2018
(Electronic) Receipt
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Apr 30, 2018
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Amended claims with annotations
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Apr 30, 2018
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Amended description with annotations
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Apr 30, 2018
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Apr 30, 2018
Letter accompanying subsequently filed items
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Nov 6, 2017
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Notification of forthcoming publication
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Feb 9, 2017
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Oct 26, 2016
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European search opinion
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Oct 26, 2016
European search report
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Oct 26, 2016
Information on Search Strategy
Search/Exam
Oct 18, 2016
Modified abstract
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Oct 11, 2016
Search started
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Jun 20, 2016
Communication to designated inventor
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Jun 20, 2016
Communication to designated inventor
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Jun 20, 2016
Communication to designated inventor
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Apr 27, 2016
Abstract
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Apr 27, 2016
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Claims
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Apr 27, 2016
Description
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Apr 27, 2016
Designation of inventor
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Apr 27, 2016
Drawings
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Apr 27, 2016
Request for grant of a European patent
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