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The patent EP3216992 was granted to Eberspcher Exhaust Technology on Oct 31, 2018. The application was filed on Mar 6, 2017 under application number EP17159284A. 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 |
|---|---|---|---|
| FAURECIA SYSTEMES DECHAPPEMENT | Jul 30, 2019 | LAVOIX | ADMISSIBLE |
| TENNECO | Jul 30, 2019 | WAGNER & GEYER | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| OPPOSITION | DE102013223033 |
| OPPOSITION | DE112010002589T |
| OPPOSITION | DE112012006960T |
| OPPOSITION | DE19820990 |
| OPPOSITION | EP2670016 |
| OPPOSITION | EP3018311 |
| OPPOSITION | FR2947003 |
| OPPOSITION | FR2966197 |
| OPPOSITION | FR3020835 |
| OPPOSITION | US2010083643 |
| OPPOSITION | US2014196441 |
| OPPOSITION | US2015110681 |
| OPPOSITION | US2015240689 |
| OPPOSITION | US8033104 |
| OPPOSITION | WO2012080585 |
| OPPOSITION | WO2015012829 |
| OPPOSITION | WO2015187128 |
| OPPOSITION | WO2016176076 |
| OPPOSITION | WO2016201441 |
| OTHER | DE102008028625 |
| OTHER | FR3010137 |
| OTHER | US7278389 |
| SEARCH | DE102013223033 |
| SEARCH | FR2966197 |
| SEARCH | US2014196441 |
| SEARCH | WO2015187128 |
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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Dec 22, 2025
Refund of fees
Appeal
Dec 18, 2025
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(Electronic) Receipt
Appeal
Dec 5, 2025
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Withdrawal of an appeal
Appeal
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(Electronic) Receipt
Appeal
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Notice of appeal
Appeal
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Decision to grant a European patent
Search/Exam
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Sep 14, 2018
English translation of the claims
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French translation of claims
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Sep 14, 2018
Letter accompanying subsequently filed items
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Jul 30, 2018
Submission concerning representation
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Intention to grant (signatures)
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Jun 22, 2018
Text intended for grant (clean copy)
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Examination started
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Jan 12, 2018
(Electronic) Receipt
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Amended claims with annotations
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Letter accompanying subsequently filed items
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Notification of forthcoming publication
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European search opinion
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European search report
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Information on Search Strategy
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Search started
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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Letter concerning the priority
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Priority document
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Mar 6, 2017
Abstract
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Claims
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Mar 6, 2017
Description
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Mar 6, 2017
Designation of inventor
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Mar 6, 2017
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Mar 6, 2017
Priority search results
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Mar 6, 2017
Request for grant of a European patent
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