Spacer Expander And Oil Control Ring Including Same - EP3779244
EP3779244
- Application Number
- EP19781732A
- Filing Date
- Mar 29, 2019
- Status
- Granted And Under Opposition
- Aug 22, 2024
- Grant Date
- Sep 25, 2024
- External Links
- Slate, Register, Google Patents
- Similar Patents facing opposition
Bibliography
The patent EP3779244B1 was granted to Kabushiki Kaisha Riken on Sep 25, 2024 following the initial filing on Mar 29, 2019 under the application number EP19781732A . The current legal status of the patent is Granted And Under Opposition.
Patent Summary
Patent Family New
Patent Oppositions
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.
Dossier Documents
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.
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