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The patent EP3184176 was granted to A TEC Holding on Sep 19, 2018. The application was filed on Aug 19, 2016 under application number EP16184933A. The patent is currently recorded with a legal status of "Opposition Rejected".

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 |
|---|---|---|---|
| EJK ENGINEERING | Jun 19, 2019 | KESCHMANN | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| OPPOSITION | AT413339B |
| OPPOSITION | DE102009016045 |
| OPPOSITION | WO9210300 |
| SEARCH | AT413339B |
| SEARCH | DE102009016045 |
| SEARCH | US5180257 |
| SEARCH | WO2013173854 |
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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Oct 1, 2018
Aug 23, 2018
Decision to grant a European patent
Search/Exam
Aug 2, 2018
(Electronic) Receipt
Search/Exam
Aug 2, 2018
English translation of the claims
Search/Exam
Aug 2, 2018
Filing of the translations of the claims
Search/Exam
Aug 2, 2018
French translation of claims
Search/Exam
Aug 2, 2018
Letter accompanying subsequently filed items
Search/Exam
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Intention to grant (signatures)
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Apr 5, 2018
Text intended for grant (clean copy)
Search/Exam
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Examination started
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Sep 29, 2017
Letter concerning fees and payments
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Sep 26, 2017
Letter accompanying subsequently filed items
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Letter concerning fees and payments
Search/Exam
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Letter concerning fees and payments
Search/Exam
Sep 19, 2017
(Electronic) Receipt
Search/Exam
Sep 19, 2017
Letter accompanying subsequently filed items
Search/Exam
Jul 3, 2017
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European search opinion
Search/Exam
May 31, 2017
European search report
Search/Exam
May 31, 2017
Information on Search Strategy
Search/Exam
May 31, 2017
Notification of forthcoming publication
Search/Exam
Apr 25, 2017
Search started
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Oct 14, 2016
Communication to designated inventor
Search/Exam
Oct 14, 2016
Communication to designated inventor
Search/Exam
Sep 15, 2016
Sep 2, 2016
Letter concerning the priority
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Priority document
Search/Exam
Aug 19, 2016
Abstract
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Claims
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Aug 19, 2016
Description
Search/Exam
Aug 19, 2016
Designation of inventor
Search/Exam
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Drawings
Search/Exam
Aug 19, 2016
Request for grant of a European patent
Search/Exam