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The patent EP3628416 was granted to SMS Group on Jun 30, 2021. The application was filed on Sep 13, 2019 under application number EP19197237A. 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 |
|---|---|---|---|
| WBH WACHENHAUSEN PATENTANWALTE PARTG MBB | Mar 30, 2022 | WBH WACHENHAUSEN PATENTANWALTE PARTG MBB | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | DE1558345 |
| OPPOSITION | EP0734800 |
| OPPOSITION | JPH0255652 |
| OPPOSITION | US2014116639 |
| OPPOSITION | WO2007137739 |
| OPPOSITION | WO2008110330 |
| OPPOSITION | WO2017201059 |
| SEARCH | DE19931331 |
| SEARCH | EP2237908 |
| SEARCH | EP2422900 |
| SEARCH | GB1173755 |
| SEARCH | JPH0255652 |
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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Jul 13, 2021
Jun 4, 2021
Decision to grant a European patent
Search/Exam
May 17, 2021
(Electronic) Receipt
Search/Exam
May 17, 2021
English translation of the claims
Search/Exam
May 17, 2021
Filing of the translations of the claims
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May 17, 2021
French translation of claims
Search/Exam
May 17, 2021
Letter accompanying subsequently filed items
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Feb 4, 2021
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Intention to grant (signatures)
Search/Exam
Feb 4, 2021
Text intended for grant (clean copy)
Search/Exam
Feb 4, 2021
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(Electronic) Receipt
Search/Exam
Sep 4, 2020
Amended claims with annotations
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Sep 4, 2020
Amended description with annotations
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Sep 4, 2020
Claims
Search/Exam
Sep 4, 2020
Description
Search/Exam
Sep 4, 2020
Letter accompanying subsequently filed items
Search/Exam
Sep 4, 2020
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Notification of forthcoming publication
Search/Exam
Feb 26, 2020
Annex to the communication
Search/Exam
Feb 26, 2020
Communication from the Examining Division
Search/Exam
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European search report
Search/Exam
Jan 3, 2020
Information on Search Strategy
Search/Exam
Dec 9, 2019
Search started
Search/Exam
Dec 6, 2019
Communication to designated inventor
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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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Oct 2, 2019
Letter concerning the priority
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Oct 2, 2019
Priority document
Search/Exam
Sep 13, 2019
Abstract
Search/Exam
Sep 13, 2019
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Claims
Search/Exam
Sep 13, 2019
Description
Search/Exam
Sep 13, 2019
Designation of inventor
Search/Exam
Sep 13, 2019
Drawings
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Sep 13, 2019
Request for grant of a European patent
Search/Exam