Patent No. EP3711732 (titled "Absorbent Articles And Methods Of Making") was filed by Ontex on Mar 19, 2020. The application was issued on Nov 17, 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 |
|---|---|---|
| DRYLOCK | Aug 17, 2022 | ARNOLD & SIEDSMA |
| ESSITY HYGIENE AND HEALTH AKTIEBOLAG | Aug 17, 2022 | HOFFMANN EITLE |
| KIMBERLY CLARK WORLDWIDE | Aug 17, 2022 | DEHNS |
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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