Patent No. EP3753781 (titled "Child Seat To Be Mounted On A Motor Vehicle Seat") was filed by Cybex on Sep 9, 2016. The application was issued on Nov 10, 2021.

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 |
|---|---|---|
| WONDERLAND NURSERYGOODS | Aug 10, 2022 | PFENNING |
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
Get instant alerts for new documents
Nov 28, 2025
Nov 28, 2025
Nov 26, 2025
Aug 13, 2025
Aug 8, 2025
Aug 8, 2025
Aug 8, 2025
Aug 8, 2025
Aug 8, 2025
Aug 8, 2025
Aug 8, 2025
Aug 8, 2025
Aug 8, 2025
Jul 16, 2025
Apr 8, 2025
Apr 2, 2025
Apr 2, 2025
Apr 2, 2025
Mar 17, 2025
Mar 13, 2025
Mar 13, 2025
Mar 13, 2025
Mar 13, 2025
Feb 6, 2025
Feb 6, 2025
Feb 5, 2025
Feb 5, 2025
Jan 31, 2025
Jan 31, 2025
Jan 31, 2025
Dec 2, 2024
Dec 2, 2024
Dec 2, 2024
Dec 2, 2024
Dec 2, 2024
Dec 2, 2024
Dec 2, 2024
Dec 2, 2024
Dec 2, 2024
Dec 2, 2024
Dec 2, 2024
Dec 2, 2024
Dec 2, 2024
Dec 2, 2024
Dec 2, 2024
Nov 7, 2024
Oct 18, 2024
Oct 18, 2024
Oct 14, 2024
Sep 23, 2024
Sep 23, 2024
Sep 23, 2024
Sep 11, 2024
Sep 11, 2024
Sep 6, 2024
Sep 6, 2024
Sep 6, 2024
Sep 6, 2024
Sep 6, 2024
Sep 6, 2024
Sep 6, 2024
Sep 6, 2024
Sep 6, 2024
Sep 6, 2024
Sep 6, 2024
Mar 11, 2024
Mar 11, 2024
Mar 11, 2024
Mar 11, 2024
Mar 11, 2024
Mar 11, 2024
Mar 11, 2024
Mar 24, 2023
Mar 20, 2023
Mar 20, 2023
Jan 13, 2023
Jan 4, 2023
Jan 4, 2023
Jan 4, 2023
Jan 4, 2023
Jan 4, 2023
Jan 4, 2023
Jan 4, 2023
Jan 4, 2023
Aug 25, 2022
Aug 25, 2022
Aug 22, 2022
Aug 10, 2022
Aug 10, 2022
Aug 10, 2022
Aug 10, 2022
Aug 10, 2022
Aug 10, 2022
Aug 10, 2022
Aug 10, 2022
Aug 10, 2022
Aug 10, 2022
Aug 10, 2022
Aug 10, 2022
Aug 10, 2022
Aug 10, 2022
Aug 10, 2022
Aug 10, 2022
Aug 10, 2022
Aug 10, 2022
Aug 10, 2022
Aug 10, 2022
Aug 10, 2022
Aug 10, 2022
Aug 10, 2022
Aug 10, 2022
Aug 10, 2022
Aug 10, 2022
Nov 23, 2021
Oct 14, 2021
Sep 24, 2021
Sep 24, 2021
Sep 24, 2021
Sep 24, 2021
Sep 24, 2021
May 14, 2021
May 14, 2021
May 14, 2021
May 14, 2021
May 14, 2021
Apr 9, 2021
Mar 8, 2021
Mar 8, 2021
Mar 8, 2021
Feb 12, 2021
Feb 3, 2021
Feb 3, 2021
Feb 3, 2021
Feb 3, 2021
Feb 3, 2021
Feb 3, 2021
Feb 3, 2021
Jan 13, 2021
Dec 15, 2020
Nov 25, 2020
Nov 24, 2020
Nov 24, 2020
Nov 24, 2020
Nov 24, 2020
Nov 18, 2020
Aug 18, 2020
Jul 7, 2020
Jul 7, 2020
Jul 7, 2020
Jul 7, 2020
Jun 25, 2020
Jun 25, 2020
Jun 25, 2020
Jun 25, 2020
Jun 25, 2020
Jun 25, 2020
Jun 25, 2020
Jun 25, 2020
Apr 4, 2017