Patent No. EP2672003 (titled "Elevator Load Bearing Member With A Polymer Jacket Having A Flame Retardant In The Polymer Jacket Material") was filed by Otis Elevator on Aug 15, 2008. The application was issued on Jul 27, 2016.

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 |
|---|---|---|
| THYSSENKRUPP ELEVATOR | Apr 27, 2017 | THYSSENKRUPP |
| INVENTIO | Apr 26, 2017 | - |
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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