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Al- Zn-Cu-Mg Alloys And Their Manufacturing Process - EP3899075
The patent EP3899075 was granted to Constellium Issoire on Nov 16, 2022. The application was originally filed on Dec 18, 2019 under application number EP19828721A. The patent is currently recorded with a legal status of "Granted And Under Opposition".
EP3899075
- Application Number
- EP19828721A
- Filing Date
- Dec 18, 2019
- Status
- Granted And Under Opposition
- Oct 14, 2022
- Publication Date
- Nov 16, 2022
- 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 (18) 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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