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Semi-Aromatic Polyester And Preparation Method And Application Thereof - EP4174105
The patent EP4174105 was granted to Jiangsu Kingfa SCI & Tech Advanced Materials on Dec 13, 2023. The application was originally filed on Oct 25, 2022 under application number EP22203601A. The patent is currently recorded with a legal status of "Granted And Under Opposition".
EP4174105
- Application Number
- EP22203601A
- Filing Date
- Oct 25, 2022
- Status
- Granted And Under Opposition
- Nov 10, 2023
- Publication Date
- Dec 13, 2023
- 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 (10) 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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