Patent No. EP3681757 (titled "Child Seat System, Comprising A Seat Element And A Base Which Can Be Attached To An Automobile Seat") was filed by Cybex on Sep 13, 2018. The application was issued on Jul 5, 2023.

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 |
|---|---|---|
| FLEUCHAUS | Apr 3, 2024 | FLEUCHAUS & GALLO PARTNERSCHAFT MBB |
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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