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Coextrusion Die For Producing Multi-Layer Tubular Preforms Made Of Thermoplastic Material - EP4230380
The patent EP4230380 was granted to BBM Maschinenbau UND Vertriebs on Apr 3, 2024. The application was originally filed on Feb 20, 2023 under application number EP23157656A. The patent is currently recorded with a legal status of "Granted And Under Opposition".
EP4230380
- Application Number
- EP23157656A
- Filing Date
- Feb 20, 2023
- Status
- Granted And Under Opposition
- Mar 1, 2024
- Publication Date
- Apr 3, 2024
- External Links
- Slate, Register, Google Patents
Patent Summary
Patent Family
Patent Oppositions (2)
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 (14) 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.
Date
Description
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