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The patent EP3458796 was granted to Seyntex on Jul 21, 2021. The application was filed on May 19, 2017 under application number EP17728657A. 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 |
|---|---|---|---|
| MEHLER VARIO SYSTEM | Mar 17, 2022 | MEYER DULHEUER MD LEGAL PATENTANWALTE PARTG MBB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP1627719 |
| DESCRIPTION | WO03053676 |
| INTERNATIONAL-SEARCH-REPORT | EP2199727 |
| INTERNATIONAL-SEARCH-REPORT | US2009255022 |
| INTERNATIONAL-SEARCH-REPORT | US2009311930 |
| INTERNATIONAL-SEARCH-REPORT | US2010058507 |
| INTERNATIONAL-SEARCH-REPORT | US2011005379 |
| INTERNATIONAL-SEARCH-REPORT | US6103646 |
| INTERNATIONAL-SEARCH-REPORT | US6233737 |
| INTERNATIONAL-SEARCH-REPORT | WO0037876 |
| INTERNATIONAL-SEARCH-REPORT | WO9817136 |
| OPPOSITION | EP1058808 |
| OPPOSITION | EP2410281 |
| OPPOSITION | EP2738293 |
| OPPOSITION | US2010058507 |
| OPPOSITION | US2012196108 |
| OPPOSITION | US2013071642 |
| OPPOSITION | US2015211829 |
| OPPOSITION | US5514457 |
| OPPOSITION | US6753274 |
| OPPOSITION | US8443706 |
| OPPOSITION | WO2004109213 |
| OPPOSITION | WO2011100832 |
| OPPOSITION | WO2013131996 |
| OPPOSITION | WO2015193215 |
| OPPOSITION | WO2016069118 |
| OPPOSITION | WO9817136 |
| OPPOSITION | WO9904217 |
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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(Electronic) Receipt
Appeal
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Appeal
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(Electronic) Receipt
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
May 26, 2025
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(Electronic) Receipt
Appeal
Mar 19, 2025
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Reply to appeal
Appeal
Jun 27, 2024
Jun 21, 2024
(Electronic) Receipt
Appeal
Jun 21, 2024
Jun 21, 2024
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Reply to appeal
Appeal
Feb 21, 2024
Feb 16, 2024
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Jan 8, 2024
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Dec 20, 2023
(Electronic) Receipt
Appeal
Dec 20, 2023
Dec 20, 2023
Dec 20, 2023
Dec 20, 2023
Notice of appeal
Appeal
Oct 17, 2023
Oct 16, 2023
Oct 11, 2023
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Means of redress
OPPO
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Authorisation
OPPO
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Mar 17, 2022
Authorisation
OPPO
Mar 17, 2022
Mar 17, 2022
Aug 3, 2021
Jun 24, 2021
Decision to grant a European patent
Search/Exam
Jun 14, 2021
(Electronic) Receipt
Search/Exam
Jun 14, 2021
Filing of the translations of the claims
Search/Exam
Jun 14, 2021
French translation of claims
Search/Exam
Jun 14, 2021
German translation of the claims
Search/Exam
Jun 14, 2021
Letter accompanying subsequently filed items
Search/Exam
Mar 1, 2021
Mar 1, 2021
Mar 1, 2021
Intention to grant (signatures)
Search/Exam
Mar 1, 2021
Text intended for grant (clean copy)
Search/Exam
Mar 1, 2021
Oct 26, 2020
(Electronic) Receipt
Search/Exam
Oct 26, 2020
Amended claims with annotations
Search/Exam
Oct 26, 2020
Claims
Search/Exam
Oct 26, 2020
Letter accompanying subsequently filed items
Search/Exam
Oct 26, 2020
Jun 26, 2020
Annex to the communication
Search/Exam
Jun 26, 2020
Communication from the Examining Division
Search/Exam
Apr 7, 2020
(Electronic) Receipt
Search/Exam
Apr 7, 2020
Letter accompanying subsequently filed items
Search/Exam
Apr 7, 2020
Dec 9, 2019
Annex to the communication
Search/Exam
Dec 9, 2019
Communication from the Examining Division
Search/Exam
Nov 25, 2019
Examination started
Search/Exam
May 8, 2019
(Electronic) Receipt
Search/Exam
May 8, 2019
Letter accompanying subsequently filed items
Search/Exam
May 8, 2019
Matter concerning the application
Search/Exam
Apr 24, 2019
Feb 27, 2019
Jan 9, 2019
Refund order of filing/examination fee
Search/Exam
Jan 8, 2019
Jan 2, 2019
Communication to designated inventor
Search/Exam
Dec 14, 2018
(Electronic) Receipt
Search/Exam
Dec 14, 2018
Dec 14, 2018
Request for entry into the European phase
Search/Exam
Nov 28, 2018
Nov 28, 2018
Sep 28, 2018
Information on entry into European phase
Search/Exam
Apr 17, 2018
Notification of election of EPO
Search/Exam
Apr 13, 2018
Apr 13, 2018
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Mar 27, 2018
Mar 19, 2018
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PCT demand form
PCT2
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Mar 19, 2018
Dec 12, 2017
Nov 23, 2017
Copy of the international search report
Search/Exam
Nov 23, 2017
Published international application - A1
Search/Exam
Aug 9, 2017
ISR: cited documents
PCTISA
Aug 7, 2017
Aug 7, 2017
Aug 7, 2017
Jul 11, 2017
Jul 6, 2017
Annex
PCTISA
Jul 6, 2017
Jul 6, 2017
Jun 20, 2017
Jun 12, 2017
Abstract
PCTISA
Jun 12, 2017
Claims
PCTISA
Jun 12, 2017
Description
PCTISA
Jun 12, 2017
Drawings
PCTISA
Jun 12, 2017
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