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The patent EP4033858 was granted to LG Electronics on Dec 6, 2023. The application was filed on Jan 20, 2022 under application number EP22152397A. 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 |
|---|---|---|---|
| ELECTROLUX ROTHENBURG FACTORY | Sep 6, 2024 | WEICKMANN & WEICKMANN PARTMBB | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| OPPOSITION | EP1935213 |
| OPPOSITION | EP2172081 |
| OPPOSITION | EP2330866 |
| OPPOSITION | EP3291643 |
| OPPOSITION | JP2003257604 |
| OPPOSITION | JPH0612706B |
| OPPOSITION | KR102201189B |
| OPPOSITION | KR20180002247 |
| OPPOSITION | US2003205572 |
| SEARCH | GB2348750 |
| SEARCH | US2014197160 |
| SEARCH | US3898410 |
| SEARCH | US4112287 |
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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Decision to grant a European patent
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Oct 25, 2023
(Electronic) Receipt
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Oct 25, 2023
Filing of the translations of the claims
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Oct 25, 2023
French translation of claims
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German translation of the claims
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Intention to grant (signatures)
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Text intended for grant (clean copy)
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Examination started
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(Electronic) Receipt
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Amended description with annotations
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Jan 26, 2023
Amendments received before examination
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Jan 26, 2023
Letter accompanying subsequently filed items
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Aug 1, 2022
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Notification of forthcoming publication
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Jun 17, 2022
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European search opinion
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Jun 17, 2022
European search report
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Jun 17, 2022
Information on Search Strategy
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Search started
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Abstract
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Claims
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Description
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Designation of inventor
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Drawings
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Jan 20, 2022
Request for grant of a European patent
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