Patent No. EP2542495 (titled "A Crane For Lifting A Load") was filed by Effer on Feb 28, 2011. The application was issued on Feb 17, 2021.

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 |
|---|---|---|
| PALFINGER | Nov 16, 2021 | TORGGLER & HOFMANN INNSBRUCK |
| PALFINGER | Nov 16, 2021 | TORGGLER & HOFMANN PATENTANWALTE INNSBRUCK |
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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