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The patent EP3521104 was granted to BP Childrens Products HK on Jan 18, 2023. The application was originally filed on Dec 14, 2018 under application number EP18212506A. 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.
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| OPPOSITION | CN204020627U |
| OPPOSITION | EP3521104 |
| OPPOSITION | FR2864482 |
| OPPOSITION | US2325430 |
| SEARCH | CA2024917 |
| SEARCH | EP2679440 |
| SEARCH | EP2756986 |
| SEARCH | US2004183344 |
| SEARCH | US9452695 |
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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Authorisation
OPPO
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Jan 31, 2023
Dec 22, 2022
Decision to grant a European patent
Search/Exam
Nov 29, 2022
Change to the inventor details
Search/Exam
Nov 29, 2022
Nov 21, 2022
(Electronic) Receipt
Search/Exam
Nov 21, 2022
Filing of the translations of the claims
Search/Exam
Nov 21, 2022
French translation of claims
Search/Exam
Nov 21, 2022
German translation of the claims
Search/Exam
Nov 21, 2022
Letter accompanying subsequently filed items
Search/Exam
Jul 12, 2022
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Intention to grant (signatures)
Search/Exam
Jul 12, 2022
Text intended for grant (clean copy)
Search/Exam
Jul 12, 2022
Jul 5, 2021
(Electronic) Receipt
Search/Exam
Jul 5, 2021
Amended claims with annotations
Search/Exam
Jul 5, 2021
Amended description with annotations
Search/Exam
Jul 5, 2021
Claims
Search/Exam
Jul 5, 2021
Description
Search/Exam
Jul 5, 2021
Letter accompanying subsequently filed items
Search/Exam
Jul 5, 2021
Feb 24, 2021
Annex to the communication
Search/Exam
Feb 24, 2021
Communication from the Examining Division
Search/Exam
Feb 11, 2021
Examination started
Search/Exam
Apr 29, 2020
(Electronic) Receipt
Search/Exam
Apr 29, 2020
Letter accompanying subsequently filed items
Search/Exam
Apr 29, 2020
Feb 20, 2020
Feb 7, 2020
(Electronic) Receipt
Search/Exam
Feb 7, 2020
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Amended claims with annotations
Search/Exam
Feb 7, 2020
Feb 7, 2020
Amended description with annotations
Search/Exam
Feb 7, 2020
Amendments received before examination
Search/Exam
Feb 7, 2020
Letter accompanying subsequently filed items
Search/Exam
Feb 7, 2020
Matter concerning the application
Search/Exam
Aug 12, 2019
Jul 10, 2019
Notification of forthcoming publication
Search/Exam
Jul 9, 2019
Jul 9, 2019
European search opinion
Search/Exam
Jul 9, 2019
European search report
Search/Exam
Jul 9, 2019
Information on Search Strategy
Search/Exam
Feb 21, 2019
Feb 14, 2019
Feb 6, 2019
Communication to designated inventor
Search/Exam
Dec 14, 2018
Abstract
Search/Exam
Dec 14, 2018
Dec 14, 2018
Claims
Search/Exam
Dec 14, 2018
Description
Search/Exam
Dec 14, 2018
Designation of inventor
Search/Exam
Dec 14, 2018
Drawings
Search/Exam
Dec 14, 2018
Request for grant of a European patent
Search/Exam