Patent No. EP2441850 (titled "Motor Vehicle Column And Method For Producing A Thermoformed And Press-Hardened Motor Vehicle Column") was filed by Benteler Automobiltechnik on Feb 23, 2011. The application was issued on Jun 22, 2022.

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 |
|---|---|---|
| PUCHBERGER & PARTNER PATENTANWALTE | Jan 5, 2018 | - |
| AUTOTECH ENGINEERING AIE | Jan 4, 2018 | BALDER LAW |
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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