Patent No. EP3289139 (titled "Tissue Paper Comprising Pulp Fibers Originating From Miscanthus And Method For Manufacturing The Same") was filed by Essity Hygiene And Health Aktiebolag on Apr 29, 2015. The application was issued on Aug 23, 2023.
Tissue paper comprising fibers from Miscanthus Gigantheus, with enhanced strength and softness properties. The paper web is produced through a process that incorporates pulp fibers from Miscanthus Gigantheus into multiple layers, with at least one layer comprising MG pulp fibers. The web is formed through a multi-ply process, with MG pulp fibers providing superior strength and softness while maintaining optimal adhesion properties during the final drying and creping steps. The resulting tissue paper exhibits improved performance across a range of applications, including toilet paper, hand towels, and household towels, with reduced chemical content compared to conventional pulp-based products.
Latest UPC cases involving this patent.
| Case Number | Filing Date | Plaintiff | Proceeding Type |
|---|---|---|---|
| UPC_CFI_0001898/2025 | Dec 8, 2025 | Wepa Nederland | Revocation |

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 |
|---|---|---|
| WEPA NEDERLAND | May 23, 2024 | WITHERS & ROGERS |
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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