Patent No. EP4052688 (titled "Absorbent Article With Improved Elastic Panels") was filed by Ontex on Mar 5, 2021. The application was issued on Dec 27, 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 |
|---|---|---|
| NITTO ADVANCED FILM GRONAU | Sep 26, 2024 | ANDREJEWSKI HONKE PATENT UND RECHTSANWALTE 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.
Date
Description
Get instant alerts for new documents
Jan 12, 2026
Jan 12, 2026
Jan 12, 2026
Jan 12, 2026
Jan 12, 2026
Jan 12, 2026
Jan 12, 2026
Jan 12, 2026
Jan 12, 2026
Jan 12, 2026
Jan 12, 2026
Jan 12, 2026
Jan 12, 2026
Jan 12, 2026
Dec 16, 2025
Oct 21, 2025
Oct 20, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 15, 2025
Oct 14, 2025
Oct 14, 2025
Oct 14, 2025
Oct 14, 2025
Oct 14, 2025
Oct 14, 2025
Oct 14, 2025
Oct 14, 2025
Jul 16, 2025
Jun 18, 2025
Jun 18, 2025
Jun 18, 2025
Jun 18, 2025
Jun 18, 2025
Feb 19, 2025
Feb 14, 2025
Feb 14, 2025
Feb 14, 2025
Feb 14, 2025
Feb 14, 2025
Feb 14, 2025
Feb 14, 2025
Feb 14, 2025
Feb 14, 2025
Feb 14, 2025
Feb 14, 2025
Feb 14, 2025
Feb 14, 2025
Feb 14, 2025
Feb 14, 2025
Nov 8, 2024
Nov 8, 2024
Nov 8, 2024
Nov 4, 2024
Nov 4, 2024
Nov 4, 2024
Oct 15, 2024
Oct 15, 2024
Oct 8, 2024
Sep 27, 2024
Sep 26, 2024
Sep 26, 2024
Sep 26, 2024
Sep 26, 2024
Sep 26, 2024
Sep 26, 2024
Sep 26, 2024
Sep 26, 2024
Sep 26, 2024
Sep 26, 2024
Sep 26, 2024
Sep 26, 2024
Sep 26, 2024
Sep 26, 2024
Jan 9, 2024
Nov 30, 2023
Nov 15, 2023
Nov 15, 2023
Nov 15, 2023
Nov 15, 2023
Jul 27, 2023
Jul 27, 2023
Jul 27, 2023
Jul 27, 2023
Jul 27, 2023
Jul 27, 2023
Oct 13, 2022
Oct 13, 2022
Oct 13, 2022
Oct 13, 2022
Oct 13, 2022
Oct 13, 2022
Oct 13, 2022
Oct 13, 2022
Oct 13, 2022
Oct 13, 2022
Sep 27, 2022
Sep 12, 2022
Aug 10, 2022
Oct 25, 2021
Oct 25, 2021
Aug 20, 2021
Aug 20, 2021
Aug 20, 2021
Aug 20, 2021
Aug 20, 2021
Aug 20, 2021
Aug 20, 2021
Aug 20, 2021
Aug 20, 2021
Aug 20, 2021
Aug 20, 2021
Aug 10, 2021
Mar 5, 2021
Mar 5, 2021
Mar 5, 2021
Mar 5, 2021
Mar 5, 2021
Mar 5, 2021
Mar 5, 2021