Patent No. EP2687349 (titled "Method For Manufacturing Lightweight Elements Made From Carbon-Reinforced Thermoplastics") was filed by Bayerische Motoren Werke on Jul 10, 2013. The application was issued on Jul 5, 2017.

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.
| Company | Opposition Date | Representative |
|---|---|---|
| MH PLAST | Apr 5, 2018 | DOMPATENT VON KREISLER SELTING WERNER |
| MH PLAST | Apr 5, 2018 | DOMPATENT VON PATENT UND RECHTSANWALTEN |
| ISARPATENT PATENT UND BEHNISCH BARTH CHARLES HASSA PECKMANN UND PARTNER | Mar 26, 2018 | - |
| ISARPATENT | Mar 26, 2018 | - |
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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