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The patent EP3582468 was granted to IT Seal on Feb 16, 2022. The application was filed on Jun 12, 2019 under application number EP19179699A. 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 |
|---|---|---|---|
| DR SCHON | Nov 14, 2022 | FEDER WALTER EBERT | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| OPPOSITION | DE10222232 |
| OPPOSITION | DE2243881 |
| OPPOSITION | DE2624131 |
| OPPOSITION | DE29604491U |
| OPPOSITION | EP2413273 |
| OPPOSITION | US2014199664 |
| OPPOSITION | US2014230050 |
| OPPOSITION | US2014230060 |
| OPPOSITION | US2015287336 |
| OPPOSITION | US2016171415 |
| OPPOSITION | US2016330238 |
| OPPOSITION | US2017013008 |
| OPPOSITION | US2017026410 |
| OPPOSITION | US2017126729 |
| OPPOSITION | US2017244746 |
| OPPOSITION | US2017251010 |
| OPPOSITION | US2018027014 |
| OPPOSITION | US2018041537 |
| OPPOSITION | US2018159888 |
| OPPOSITION | US8635703 |
| OPPOSITION | US8990933 |
| OPPOSITION | US9781160 |
| OPPOSITION | WO2016109608 |
| SEARCH | US2014230050 |
| SEARCH | US2016330238 |
| SEARCH | US2017126729 |
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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Oct 23, 2025
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(Electronic) Receipt
Appeal
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Appeal
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(Electronic) Receipt
Appeal
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Appeal
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Reply to appeal
Appeal
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Appeal
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(Electronic) Receipt
Appeal
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Notice of appeal
Appeal
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Jan 20, 2022
Decision to grant a European patent
Search/Exam
Jan 10, 2022
(Electronic) Receipt
Search/Exam
Jan 10, 2022
English translation of the claims
Search/Exam
Jan 10, 2022
Filing of the translations of the claims
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Jan 10, 2022
French translation of claims
Search/Exam
Jan 10, 2022
Letter accompanying subsequently filed items
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Nov 8, 2021
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Intention to grant (signatures)
Search/Exam
Nov 8, 2021
Text intended for grant (clean copy)
Search/Exam
Nov 8, 2021
Oct 14, 2021
Examination started
Search/Exam
Apr 2, 2020
(Electronic) Receipt
Search/Exam
Apr 2, 2020
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Amended claims with annotations
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Apr 2, 2020
Amended claims with annotations
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Amended description with annotations
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Apr 2, 2020
Amended description with annotations
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Apr 2, 2020
Amendments received before examination
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Apr 2, 2020
Letter accompanying subsequently filed items
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Jan 2, 2020
Nov 20, 2019
Notification of forthcoming publication
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Oct 16, 2019
Oct 16, 2019
European search opinion
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Oct 16, 2019
European search report
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Oct 16, 2019
Information on Search Strategy
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Sep 3, 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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Sep 3, 2019
Communication to designated inventor
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Jul 15, 2019
Letter concerning the priority
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Jul 15, 2019
Priority document
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Jun 12, 2019
Abstract
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Jun 12, 2019
Jun 12, 2019
Claims
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Jun 12, 2019
Description
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Jun 12, 2019
Designation of inventor
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Jun 12, 2019
Drawings
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Jun 12, 2019
Priority search results
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Jun 12, 2019
Request for grant of a European patent
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