Patent No. EP2540356 (titled "Boot Fixing Device Of A Skin Binding With Two Maintaining Arms And A Single Common Spring") was filed by Marker Deutschland on Aug 1, 2007. The application was issued on Apr 22, 2015.

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 |
|---|---|---|
| HEAD GERMANY | Apr 29, 2016 | VINAZZER |
| SALOMON | Jan 20, 2016 | RUBEL |
| TYROLIA TECHNOLOGY | Jan 11, 2016 | VINAZZER |
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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