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Stitched Reinforcing Fiber Base Material, Preform Material, Fiber Reinforced Composite Material, And Manufacturing Methods For Same - EP4112794
The patent EP4112794 was granted to Teijin on Jul 31, 2024. The application was originally filed on Feb 22, 2021 under application number EP21761194A. The patent is currently recorded with a legal status of "Granted And Under Opposition".
EP4112794
- Application Number
- EP21761194A
- Filing Date
- Feb 22, 2021
- Status
- Granted And Under Opposition
- Jun 27, 2024
- Publication Date
- Jul 31, 2024
- External Links
- Slate, Register, Google Patents
Patent Summary
Patent Family
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.
Patent Citations (11) New
Patent citations refer to prior patents cited during different phases such as opposition or international search.
Dossier Documents
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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