Patent No. EP2149056 (titled "Positioning Device And Method To Determine A Position Using An Absolute Positioning System And A Relative Positioning System, Computer Program And A Data Carrier") was filed by Tele Atlas on May 24, 2007. The application was issued on Feb 23, 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 |
|---|---|---|
| NEUSOFT TECHNOLOGY SOLUTIONS | Jan 2, 2017 | FISH & RICHARDSON PC |
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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