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The patent EP3787152 was granted to Powermat on May 24, 2023. The application was filed on Sep 5, 2011 under application number EP20202918A. 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 |
|---|---|---|---|
| BURY | Feb 23, 2024 | GERSTEIN | ADMISSIBLE |
| CONTINENTAL AUTOMOTIVE | Feb 23, 2024 | CONTINENTAL | ADMISSIBLE |
| IKEA SUPPLY | Feb 22, 2024 | INDUSTRIPATENT I VAXJO | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | WO2010IL01013 |
| DESCRIPTION | US5455466 |
| OPPOSITION | US2003151930 |
| OPPOSITION | US2008079392 |
| OPPOSITION | US2008157603 |
| OPPOSITION | US2010001845 |
| OPPOSITION | US2010013432 |
| OPPOSITION | US2010066176 |
| OPPOSITION | US2011062793 |
| OPPOSITION | US5455466 |
| OPPOSITION | WO2008114268 |
| OPPOSITION | WO2009081115 |
| OPPOSITION | WO2009116025 |
| OPPOSITION | WO9810836 |
| SEARCH | EP2093857 |
| SEARCH | EP2154763 |
| SEARCH | TW201123673 |
| SEARCH | US2004145342 |
| SEARCH | US2008197802 |
| SEARCH | US2010066176 |
| SEARCH | US2011264945 |
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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Description
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Dec 23, 2025
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
Nov 14, 2025
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Notice of appeal
Appeal
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Authorisation
OPPO
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Decision to grant a European patent
Search/Exam
Apr 20, 2023
Apr 13, 2023
(Electronic) Receipt
Search/Exam
Apr 13, 2023
Filing of the translations of the claims
Search/Exam
Apr 13, 2023
French translation of claims
Search/Exam
Apr 13, 2023
German translation of the claims
Search/Exam
Dec 6, 2022
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Intention to grant (signatures)
Search/Exam
Dec 6, 2022
Text intended for grant (clean copy)
Search/Exam
Dec 6, 2022
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Document concerning representation
Search/Exam
Sep 1, 2022
(Electronic) Receipt
Search/Exam
Sep 1, 2022
Amended claims with annotations
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Sep 1, 2022
Amended description with annotations
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Sep 1, 2022
Claims
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Sep 1, 2022
Description
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Sep 1, 2022
Letter accompanying subsequently filed items
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Sep 1, 2022
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Annex to the communication
Search/Exam
Apr 22, 2022
Communication from the Examining Division
Search/Exam
Apr 14, 2022
Examination started
Search/Exam
Sep 3, 2021
(Electronic) Receipt
Search/Exam
Sep 3, 2021
Sep 3, 2021
Amended claims with annotations
Search/Exam
Sep 3, 2021
Amendments received before examination
Search/Exam
Sep 3, 2021
Letter accompanying subsequently filed items
Search/Exam
Mar 9, 2021
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Notification of forthcoming publication
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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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Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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Dec 8, 2020
Refund of fees
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Dec 4, 2020
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European search opinion
Search/Exam
Dec 4, 2020
European search report
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Dec 4, 2020
Information on Search Strategy
Search/Exam
Nov 26, 2020
Search started
Search/Exam
Oct 20, 2020
Abstract
Search/Exam
Oct 20, 2020
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Claims
Search/Exam
Oct 20, 2020
Description
Search/Exam
Oct 20, 2020
Designation of inventor
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Oct 20, 2020
Drawings
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Oct 20, 2020
Request for grant of a European patent
Search/Exam
Mar 6, 2013