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The patent EP3199716 was granted to Kunststofftechnik Schedel on May 12, 2021. The application was filed on Jan 25, 2017 under application number EP17153016A. 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 |
|---|---|---|---|
| PORESTA SYSTEMS | Jun 23, 2021 | MULLER | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP1712169 |
| OPPOSITION | DE102004036652 |
| OPPOSITION | DE102014104943 |
| OPPOSITION | DE202013105785U |
| OPPOSITION | DE202016100460U |
| OPPOSITION | DE20201857U |
| OPPOSITION | EP1712169 |
| OPPOSITION | EP2905389 |
| OPPOSITION | GB2465619 |
| OPPOSITION | WO2007016672 |
| SEARCH | DE202013105785U |
| SEARCH | DE20201857U |
| SEARCH | EP1712169 |
| SEARCH | EP2905389 |
| SEARCH | GB2465619 |
| SEARCH | WO2007016672 |
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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Sep 16, 2025
Sep 15, 2025
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(Electronic) Receipt
Appeal
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Appeal
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Notice of appeal
Appeal
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Search/Exam
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OPPO
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OPPO
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(Electronic) Receipt
Search/Exam
Dec 18, 2020
Letter accompanying subsequently filed items
Search/Exam
Dec 18, 2020
Request for correction of the publication
Search/Exam
Oct 5, 2020
Aug 27, 2020
Decision to grant a European patent
Search/Exam
Aug 14, 2020
(Electronic) Receipt
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Aug 14, 2020
English translation of the claims
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Aug 14, 2020
Filing of the translations of the claims
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Aug 14, 2020
French translation of claims
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Aug 14, 2020
Letter accompanying subsequently filed items
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Intention to grant (signatures)
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Apr 28, 2020
Text intended for grant (clean copy)
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(Electronic) Receipt
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Feb 11, 2020
Amended claims with annotations
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Claims
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Feb 11, 2020
Letter accompanying subsequently filed items
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Annex to the communication
Search/Exam
Oct 4, 2019
Communication from the Examining Division
Search/Exam
Sep 27, 2019
Examination started
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Feb 27, 2018
(Electronic) Receipt
Search/Exam
Feb 27, 2018
Letter accompanying subsequently filed items
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(Electronic) Receipt
Search/Exam
Jan 30, 2018
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Amended claims with annotations
Search/Exam
Jan 30, 2018
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Search/Exam
Jan 30, 2018
Letter accompanying subsequently filed items
Search/Exam
Aug 7, 2017
Jul 5, 2017
Notification of forthcoming publication
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Jun 27, 2017
Jun 27, 2017
European search opinion
Search/Exam
Jun 27, 2017
European search report
Search/Exam
Jun 27, 2017
Information on Search Strategy
Search/Exam
Jun 12, 2017
Search started
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Jun 6, 2017
Communication to designated inventor
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Jun 6, 2017
Communication to designated inventor
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May 24, 2017
(Electronic) Receipt
Search/Exam
May 24, 2017
Designation of inventor
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May 24, 2017
Letter accompanying subsequently filed items
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May 24, 2017
Letter concerning the inventor
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Feb 27, 2017
Letter concerning the priority
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Feb 27, 2017
Priority document
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Feb 17, 2017
Deficiency in designation of inventor
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Jan 25, 2017
Abstract
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Jan 25, 2017
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Claims
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Jan 25, 2017
Description
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Jan 25, 2017
Drawings
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Jan 25, 2017
Request for grant of a European patent
Search/Exam