Patent No. EP3377253 (titled "Module For Additive Manufacturing Apparatus And Method") was filed by Renishaw on Nov 14, 2016. The application was issued on Mar 1, 2023.

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 |
|---|---|---|
| BARDEHLE PAGENBERG | Nov 30, 2023 | ARAUJO EDO |
| BARDEHLE PAGENBERG | Nov 30, 2023 | DE ROOIJ |
| TRUMPF LASER UND SYSTEMTECHNIK | Nov 30, 2023 | TRUMPF PATENTABTEILUNG |
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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