The patent EP3554458B1 was granted to Socit Dexploitation DE Produits Pour LES Industries Chimiques Seppic on Jun 28, 2023 following the initial filing on Dec 12, 2017 under the application number EP17822399A . The current legal status of the patent is Granted And Under Opposition.
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.
The dossier documents provide a comprehensive record of the patent’s prosecution history, including filings, correspondence, and decisions made by patent offices. These documents are crucial for understanding the patent’s legal journey and any challenges it may have faced during examination. It also includes the oppositions documents filed against the patent.
Date
Description
Get instant alerts for new documents