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The patent EP3700297 was granted to Samsung Electronics on Mar 2, 2022. The application was filed on Nov 22, 2018 under application number EP18880302A. 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 | Nov 24, 2022 | FDST PATENTANWALTE | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | JP2007018789 |
| INTERNATIONAL-SEARCH-REPORT | JP2010027472 |
| INTERNATIONAL-SEARCH-REPORT | JP2016085277 |
| INTERNATIONAL-SEARCH-REPORT | KR20150084617 |
| INTERNATIONAL-SEARCH-REPORT | KR20170113633 |
| OPPOSITION | EP2939499 |
| OPPOSITION | EP3042541 |
| OPPOSITION | US5536920 |
| OPPOSITION | US6064584 |
| OPPOSITION | WO2016010491 |
| SEARCH | EP3024299 |
| SEARCH | EP3187942 |
| SEARCH | JP2007018789 |
| SEARCH | US2006086728 |
| SEARCH | US2013320000 |
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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Sep 23, 2025
May 14, 2025
May 8, 2025
(Electronic) Receipt
Appeal
May 8, 2025
May 8, 2025
Feb 11, 2025
Feb 6, 2025
(Electronic) Receipt
Appeal
Feb 6, 2025
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Reply to appeal
Appeal
Oct 29, 2024
Refund of fees
Appeal
Oct 24, 2024
Oct 18, 2024
(Electronic) Receipt
Appeal
Oct 18, 2024
Oct 18, 2024
Oct 18, 2024
Oct 18, 2024
Oct 18, 2024
Oct 18, 2024
Sep 4, 2024
Sep 4, 2024
Aug 26, 2024
(Electronic) Receipt
Appeal
Aug 26, 2024
Aug 26, 2024
Notice of appeal
Appeal
Jun 26, 2024
Jun 26, 2024
Jun 26, 2024
Jun 26, 2024
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Jun 26, 2024
Means of redress
OPPO
Jun 26, 2024
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Mar 15, 2022
Feb 3, 2022
Decision to grant a European patent
Search/Exam
Jan 21, 2022
(Electronic) Receipt
Search/Exam
Jan 21, 2022
Filing of the translations of the claims
Search/Exam
Jan 21, 2022
French translation of claims
Search/Exam
Jan 21, 2022
German translation of the claims
Search/Exam
Jan 21, 2022
Letter accompanying subsequently filed items
Search/Exam
Oct 7, 2021
Oct 7, 2021
Oct 7, 2021
Intention to grant (signatures)
Search/Exam
Oct 7, 2021
Text intended for grant (clean copy)
Search/Exam
Oct 7, 2021
Sep 15, 2021
Examination started
Search/Exam
Feb 25, 2021
(Electronic) Receipt
Search/Exam
Feb 25, 2021
Feb 25, 2021
Amended claims with annotations
Search/Exam
Feb 25, 2021
Feb 25, 2021
Amended description with annotations
Search/Exam
Feb 25, 2021
Amendments received before examination
Search/Exam
Feb 25, 2021
Letter accompanying subsequently filed items
Search/Exam
Nov 19, 2020
Nov 2, 2020
Nov 2, 2020
European search opinion
Search/Exam
Nov 2, 2020
Information on Search Strategy
Search/Exam
Nov 2, 2020
Supplementary European search report
Search/Exam
Oct 21, 2020
Search started
Search/Exam
Jul 29, 2020
Notification of forthcoming publication
Search/Exam
Jun 11, 2020
Jun 11, 2020
Jun 2, 2020
Communication to designated inventor
Search/Exam
Jun 2, 2020
Communication to designated inventor
Search/Exam
Jun 2, 2020
Communication to designated inventor
Search/Exam
Jun 2, 2020
May 20, 2020
(Electronic) Receipt
Search/Exam
May 20, 2020
Abstract
Search/Exam
May 20, 2020
Claims
Search/Exam
May 20, 2020
Description
Search/Exam
May 20, 2020
Drawings
Search/Exam
May 20, 2020
Request for entry into the European phase
Search/Exam
May 20, 2020
Submission concerning representation
Search/Exam
Apr 3, 2020
Information on entry into European phase
Search/Exam
Mar 5, 2020
Jun 17, 2019
May 31, 2019
May 31, 2019
Copy of the international search report
Search/Exam
May 31, 2019
May 31, 2019
International publication pamphlet
Search/Exam