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The patent EP3666954 was granted to LG Electronics on Jul 27, 2022. The application was filed on Dec 6, 2019 under application number EP19214151A. 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 |
|---|---|---|---|
| BSH HAUSGERATE | Apr 27, 2023 | - | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| OPPOSITION | CN105970547 |
| OPPOSITION | DE102017200512 |
| OPPOSITION | DE112018004426T |
| OPPOSITION | EP3396051 |
| OPPOSITION | US2001049846 |
| OPPOSITION | US2018165744 |
| OPPOSITION | WO2019068472 |
| OPPOSITION | WO2019081234 |
| OPPOSITION | WO2019121302 |
| OPPOSITION | WO2020122294 |
| SEARCH | CN105970547 |
| SEARCH | US2001049846 |
| SEARCH | US2018165744 |
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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Appeal
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Withdrawal of an appeal
Appeal
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Appeal
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Notice of appeal
Appeal
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Decision to grant a European patent
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(Electronic) Receipt
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Jun 21, 2022
French translation of claims
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Jun 21, 2022
German translation of the claims
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Jun 21, 2022
Letter accompanying subsequently filed items
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Intention to grant (signatures)
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Text intended for grant (clean copy)
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(Electronic) Receipt
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Jul 2, 2021
Amended claims with annotations
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Amended description with annotations
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Jul 2, 2021
Claims
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Jul 2, 2021
Description
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Jul 2, 2021
Letter accompanying subsequently filed items
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Annex to the communication
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Feb 26, 2021
Communication from the Examining Division
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Feb 16, 2021
Examination started
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Sep 17, 2020
(Electronic) Receipt
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Amended claims with annotations
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Sep 17, 2020
Letter accompanying subsequently filed items
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Notification of forthcoming publication
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(Electronic) Receipt
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European search opinion
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European search report
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Mar 18, 2020
Information on Search Strategy
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Letter accompanying subsequently filed items
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Mar 18, 2020
Letter concerning the priority
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Mar 18, 2020
Priority document
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Mar 11, 2020
Modified abstract
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Feb 24, 2020
Search started
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Jan 29, 2020
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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Jan 29, 2020
Communication to designated inventor
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Dec 6, 2019
Abstract
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Dec 6, 2019
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Claims
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Dec 6, 2019
Description
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Dec 6, 2019
Designation of inventor
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Dec 6, 2019
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Dec 6, 2019
Request for grant of a European patent
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