Patent No. EP2162083 (titled "Device For Enhanced Removal Of Heat From Subcutaneous Lipid-Rich Cells Having An Actuator") was filed by Zeltiq Aesthetics on May 24, 2007. The application was issued on Jun 5, 2019.

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 |
|---|---|---|
| PONTI & PARTNERS | Sep 22, 2016 | - |
| HIGH TECHNOLOGY PRODUCTS | Aug 31, 2016 | MANRESA VAL |
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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